Q: What is the sum of all factors of the number 345,420 including 345,420?
A: 1,113,840
The factors of the number 345,420 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 101, 114, 171, 180, 190, 202, 228, 285, 303, 342, 380, 404, 505, 570, 606, 684, 855, 909, 1010, 1140, 1212, 1515, 1710, 1818, 1919, 2020, 3030, 3420, 3636, 3838, 4545, 5757, 6060, 7676, 9090, 9595, 11514, 17271, 18180, 19190, 23028, 28785, 34542, 38380, 57570, 69084, 86355, 115140, 172710, 345420.
If you add them up, you will get the total of 1,113,840.