Q: What is the sum of all factors of the number 145,420 including 145,420?
A: 333,648
The factors of the number 145,420 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 661, 1322, 2644, 3305, 6610, 7271, 13220, 14542, 29084, 36355, 72710, 145420.
If you add them up, you will get the total of 333,648.