Q: What is the sum of all factors of the number 16,720,820 excluding 16,720,820?

A: 20,051,020

Why is 20,051,020 the sum of all factors of 16,720,820, excluding 16,720,820?

The factors of the number 16,720,820 are: 1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 227, 254, 290, 454, 508, 580, 635, 908, 1135, 1270, 2270, 2540, 3683, 4540, 6583, 7366, 13166, 14732, 18415, 26332, 28829, 32915, 36830, 57658, 65830, 73660, 115316, 131660, 144145, 288290, 576580, 836041, 1672082, 3344164, 4180205, 8360410, 16720820.

If you add them up, you will get the total of 16,720,840. Now subtract 16,720,820 to get 20,051,020