Q: What is the sum of all factors of the number 1,641,540 excluding 1,641,540?

A: 3,015,420

Why is 3,015,420 the sum of all factors of 1,641,540, excluding 1,641,540?

The factors of the number 1,641,540 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 251, 327, 436, 502, 545, 654, 753, 1004, 1090, 1255, 1308, 1506, 1635, 2180, 2510, 3012, 3270, 3765, 5020, 6540, 7530, 15060, 27359, 54718, 82077, 109436, 136795, 164154, 273590, 328308, 410385, 547180, 820770, 1641540.

If you add them up, you will get the total of 1,641,543. Now subtract 1,641,540 to get 3,015,420