Q: What is the sum of all factors of the number 61,039,420 including 61,039,420?

A: 138,809,160

Why is 138,809,160 the sum of all factors of 61,039,420, including 61,039,420?

The factors of the number 61,039,420 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 18059, 36118, 72236, 90295, 180590, 234767, 361180, 469534, 939068, 1173835, 2347670, 3051971, 4695340, 6103942, 12207884, 15259855, 30519710, 61039420.

If you add them up, you will get the total of 138,809,160.