Q: What is the sum of all factors of the number 803,280 excluding 803,280?

A: 1,687,632

Why is 1,687,632 the sum of all factors of 803,280, excluding 803,280?

The factors of the number 803,280 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3347, 6694, 10041, 13388, 16735, 20082, 26776, 33470, 40164, 50205, 53552, 66940, 80328, 100410, 133880, 160656, 200820, 267760, 401640, 803280.

If you add them up, you will get the total of 803,281. Now subtract 803,280 to get 1,687,632