Q: What is the sum of all factors of the number 406,120 excluding 406,120?

A: 682,520

Why is 682,520 the sum of all factors of 406,120, excluding 406,120?

The factors of the number 406,120 are: 1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 142, 143, 220, 260, 284, 286, 355, 440, 520, 568, 572, 710, 715, 781, 923, 1144, 1420, 1430, 1562, 1846, 2840, 2860, 3124, 3692, 3905, 4615, 5720, 6248, 7384, 7810, 9230, 10153, 15620, 18460, 20306, 31240, 36920, 40612, 50765, 81224, 101530, 203060, 406120.

If you add them up, you will get the total of 406,802. Now subtract 406,120 to get 682,520