Q: What is the sum of all factors of the number 455,220 excluding 455,220?

A: 977,904

Why is 977,904 the sum of all factors of 455,220, excluding 455,220?

The factors of the number 455,220 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 281, 324, 405, 540, 562, 810, 843, 1124, 1405, 1620, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 7587, 8430, 10116, 12645, 15174, 16860, 22761, 25290, 30348, 37935, 45522, 50580, 75870, 91044, 113805, 151740, 227610, 455220.

If you add them up, you will get the total of 456,197. Now subtract 455,220 to get 977,904