Q: What is the sum of all factors of the number 720,640 including 720,640?

Why is 1,729,224 the sum of all factors of 720,640, including 720,640?

The factors of the number 720,640 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 563, 640, 1126, 1280, 2252, 2815, 4504, 5630, 9008, 11260, 18016, 22520, 36032, 45040, 72064, 90080, 144128, 180160, 360320, 720640.

If you add them up, you will get the total of 1,729,224.

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