9219640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2777}}^1$

素因数の和:2871

約数の個数: 32

約数和(自身を含む): 21001680

約数和(自身を除く): 11782040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2777, 3320, 5554, 11108, 13885, 22216, 27770, 55540, 111080, 230491, 460982, 921964, 1152455, 1843928, 2304910, 4609820, 9219640]

約数ペア:

[(1, 9219640), (2, 4609820), (4, 2304910), (5, 1843928), (8, 1152455), (10, 921964), (20, 460982), (40, 230491), (83, 111080), (166, 55540), (332, 27770), (415, 22216), (664, 13885), (830, 11108), (1660, 5554), (2777, 3320)]