Q: What is the sum of all factors of the number 213,426,890 including 213,426,890?

A: 401,988,096

Why is 401,988,096 the sum of all factors of 213,426,890, including 213,426,890?

The factors of the number 213,426,890 are: 1, 2, 5, 10, 23, 46, 115, 230, 431, 862, 2153, 2155, 4306, 4310, 9913, 10765, 19826, 21530, 49519, 49565, 99038, 99130, 247595, 495190, 927943, 1855886, 4639715, 9279430, 21342689, 42685378, 106713445, 213426890.

If you add them up, you will get the total of 401,988,096.