Q: What is the sum of all factors of the number 200,220 excluding 200,220?

A: 380,388

Why is 380,388 the sum of all factors of 200,220, excluding 200,220?

The factors of the number 200,220 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 71, 94, 141, 142, 188, 213, 235, 282, 284, 355, 426, 470, 564, 705, 710, 852, 940, 1065, 1410, 1420, 2130, 2820, 3337, 4260, 6674, 10011, 13348, 16685, 20022, 33370, 40044, 50055, 66740, 100110, 200220.

If you add them up, you will get the total of 200,600. Now subtract 200,220 to get 380,388