Q: What is the sum of all factors of the number 8,436,460 excluding 8,436,460?

Why is 9,415,220 the sum of all factors of 8,436,460, excluding 8,436,460?

The factors of the number 8,436,460 are: 1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 3079, 6158, 12316, 15395, 30790, 61580, 421823, 843646, 1687292, 2109115, 4218230, 8436460.

If you add them up, you will get the total of 8,436,469. Now subtract 8,436,460 to get 9,415,220

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