Q: What is the sum of all factors of the number 688,400 including 688,400?

Why is 1,654,842 the sum of all factors of 688,400, including 688,400?

The factors of the number 688,400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1721, 3442, 6884, 8605, 13768, 17210, 27536, 34420, 43025, 68840, 86050, 137680, 172100, 344200, 688400.

If you add them up, you will get the total of 1,654,842.

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