72111380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{327779}}^1$

素因数の和:327799

約数の個数: 24

約数和(自身を含む): 165201120

約数和(自身を除く): 93089740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 327779, 655558, 1311116, 1638895, 3277790, 3605569, 6555580, 7211138, 14422276, 18027845, 36055690, 72111380]

約数ペア:

[(1, 72111380), (2, 36055690), (4, 18027845), (5, 14422276), (10, 7211138), (11, 6555580), (20, 3605569), (22, 3277790), (44, 1638895), (55, 1311116), (110, 655558), (220, 327779)]