Q: What is the sum of all factors of the number 161,720 including 161,720?

 A: 393,120

Why is 393,120 the sum of all factors of 161,720, including 161,720?

The factors of the number 161,720 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 311, 520, 622, 1244, 1555, 2488, 3110, 4043, 6220, 8086, 12440, 16172, 20215, 32344, 40430, 80860, 161720.

If you add them up, you will get the total of 393,120.


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