Q: What is the sum of all factors of the number 218,520 excluding 218,520?

A: 492,840

Why is 492,840 the sum of all factors of 218,520, excluding 218,520?

The factors of the number 218,520 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 607, 1214, 1821, 2428, 3035, 3642, 4856, 5463, 6070, 7284, 9105, 10926, 12140, 14568, 18210, 21852, 24280, 27315, 36420, 43704, 54630, 72840, 109260, 218520.

If you add them up, you will get the total of 219,012. Now subtract 218,520 to get 492,840