Q: What is the sum of all factors of the number 38,280 including 38,280?

A: 129,600

Why is 129,600 the sum of all factors of 38,280, including 38,280?

The factors of the number 38,280 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2552, 3190, 3480, 3828, 4785, 6380, 7656, 9570, 12760, 19140, 38280.

If you add them up, you will get the total of 129,600.