Q: What is the sum of all factors of the number 617,280 excluding 617,280?

A: 1,345,632

Why is 1,345,632 the sum of all factors of 617,280, excluding 617,280?

The factors of the number 617,280 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 643, 960, 1286, 1929, 2572, 3215, 3858, 5144, 6430, 7716, 9645, 10288, 12860, 15432, 19290, 20576, 25720, 30864, 38580, 41152, 51440, 61728, 77160, 102880, 123456, 154320, 205760, 308640, 617280.

If you add them up, you will get the total of 617,281. Now subtract 617,280 to get 1,345,632