MUMBAI : The pandemic has impacted the working capital management for companies and stretched top-500 listed companies' cash cycles by six days, a study by a consultancy firm said on Monday.In the 12 months ended September 30, 2020, businesses in India saw an increase in the cash-to-cash cycle by 6 days year-on- year, the study of top-500 listed companies by EY, said.Businesses in India have an opportunity to free up to ₹5.2 lakh crore tied up in working capital, which can help businesses rebound much strongly from the crisis, it added.The study said 69 per cent of companies extended their payables to offset the effects of the pandemic on working capital.It explained that the pandemic-induced lockdowns resulted in increased inventory.