Q: What is the sum of all factors of the number 13,456,780 including 13,456,780?
A: 28,329,840
The factors of the number 13,456,780 are: 1, 2, 4, 5, 10, 20, 659, 1021, 1318, 2042, 2636, 3295, 4084, 5105, 6590, 10210, 13180, 20420, 672839, 1345678, 2691356, 3364195, 6728390, 13456780.
If you add them up, you will get the total of 28,329,840.