Q: What is the sum of all factors of the number 413,920 excluding 413,920?

A: 644,480

Why is 644,480 the sum of all factors of 413,920, excluding 413,920?

The factors of the number 413,920 are: 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 199, 208, 260, 398, 416, 520, 796, 995, 1040, 1592, 1990, 2080, 2587, 3184, 3980, 5174, 6368, 7960, 10348, 12935, 15920, 20696, 25870, 31840, 41392, 51740, 82784, 103480, 206960, 413920.

If you add them up, you will get the total of 414,564. Now subtract 413,920 to get 644,480