Q: What is the sum of all factors of the number 524,320 excluding 524,320?

A: 768,440

Why is 768,440 the sum of all factors of 524,320, excluding 524,320?

The factors of the number 524,320 are: 1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 113, 116, 145, 160, 226, 232, 290, 452, 464, 565, 580, 904, 928, 1130, 1160, 1808, 2260, 2320, 3277, 3616, 4520, 4640, 6554, 9040, 13108, 16385, 18080, 26216, 32770, 52432, 65540, 104864, 131080, 262160, 524320.

If you add them up, you will get the total of 525,088. Now subtract 524,320 to get 768,440