Q: What is the sum of all factors of the number 642,780 including 642,780?

Why is 1,950,312 the sum of all factors of 642,780, including 642,780?

The factors of the number 642,780 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3571, 7142, 10713, 14284, 17855, 21426, 32139, 35710, 42852, 53565, 64278, 71420, 107130, 128556, 160695, 214260, 321390, 642780.

If you add them up, you will get the total of 1,950,312.

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