Q: What is the sum of all factors of the number 802,420 excluding 802,420?
A: 916,724
The factors of the number 802,420 are: 1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 757, 1060, 1514, 3028, 3785, 7570, 15140, 40121, 80242, 160484, 200605, 401210, 802420.
If you add them up, you will get the total of 803,336. Now subtract 802,420 to get 916,724