Q: What is the sum of all factors of the number 404,100 excluding 404,100?

A: 865,350

Why is 865,350 the sum of all factors of 404,100, excluding 404,100?

The factors of the number 404,100 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 449, 450, 898, 900, 1347, 1796, 2245, 2694, 4041, 4490, 5388, 6735, 8082, 8980, 11225, 13470, 16164, 20205, 22450, 26940, 33675, 40410, 44900, 67350, 80820, 101025, 134700, 202050, 404100.

If you add them up, you will get the total of 404,965. Now subtract 404,100 to get 865,350