Q: What is the sum of all factors of the number 859,280 excluding 859,280?

A: 1,229,872

Why is 1,229,872 the sum of all factors of 859,280, excluding 859,280?

The factors of the number 859,280 are: 1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 467, 920, 934, 1840, 1868, 2335, 3736, 4670, 7472, 9340, 10741, 18680, 21482, 37360, 42964, 53705, 85928, 107410, 171856, 214820, 429640, 859280.

If you add them up, you will get the total of 859,281. Now subtract 859,280 to get 1,229,872