72107180

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{3251}}^1$

素因数の和:4369

約数の個数: 24

約数和(自身を含む): 151608240

約数和(自身を除く): 79501060

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 3251, 4436, 5545, 6502, 11090, 13004, 16255, 22180, 32510, 65020, 3605359, 7210718, 14421436, 18026795, 36053590, 72107180]

約数ペア:

[(1, 72107180), (2, 36053590), (4, 18026795), (5, 14421436), (10, 7210718), (20, 3605359), (1109, 65020), (2218, 32510), (3251, 22180), (4436, 16255), (5545, 13004), (6502, 11090)]