Q: What is the sum of all factors of the number 20,321,820 excluding 20,321,820?

A: 42,903,300

Why is 42,903,300 the sum of all factors of 20,321,820, excluding 20,321,820?

The factors of the number 20,321,820 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37633, 75266, 112899, 150532, 188165, 225798, 338697, 376330, 451596, 564495, 677394, 752660, 1016091, 1128990, 1354788, 1693485, 2032182, 2257980, 3386970, 4064364, 5080455, 6773940, 10160910, 20321820.

If you add them up, you will get the total of 20,321,862. Now subtract 20,321,820 to get 42,903,300