Q: What is the sum of all factors of the number 621,530 including 621,530?

Why is 1,378,944 the sum of all factors of 621,530, including 621,530?

The factors of the number 621,530 are: 1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 683, 910, 1366, 3415, 4781, 6830, 8879, 9562, 17758, 23905, 44395, 47810, 62153, 88790, 124306, 310765, 621530.

If you add them up, you will get the total of 1,378,944.

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