Q: What is the sum of all factors of the number 27,540 excluding 27,540?

A: 63,936

Why is 63,936 the sum of all factors of 27,540, excluding 27,540?

The factors of the number 27,540 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 6885, 9180, 13770, 27540.

If you add them up, you will get the total of 27,603. Now subtract 27,540 to get 63,936