Q: What is the sum of all factors of the number 2,199,280 excluding 2,199,280?

A: 3,059,312

Why is 3,059,312 the sum of all factors of 2,199,280, excluding 2,199,280?

The factors of the number 2,199,280 are: 1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 743, 1480, 1486, 2960, 2972, 3715, 5944, 7430, 11888, 14860, 27491, 29720, 54982, 59440, 109964, 137455, 219928, 274910, 439856, 549820, 1099640, 2199280.

If you add them up, you will get the total of 2,199,283. Now subtract 2,199,280 to get 3,059,312