Q: What is the sum of all factors of the number 2,128,490 excluding 2,128,490?

Why is 2,588,950 the sum of all factors of 2,128,490, excluding 2,128,490?

The factors of the number 2,128,490 are: 1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2339, 4678, 11695, 16373, 23390, 30407, 32746, 60814, 81865, 152035, 163730, 212849, 304070, 425698, 1064245, 2128490.

If you add them up, you will get the total of 2,128,492. Now subtract 2,128,490 to get 2,588,950

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