68541220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311551}}^1$

素因数の和:311571

約数の個数: 24

約数和(自身を含む): 157022208

約数和(自身を除く): 88480988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 311551, 623102, 1246204, 1557755, 3115510, 3427061, 6231020, 6854122, 13708244, 17135305, 34270610, 68541220]

約数ペア:

[(1, 68541220), (2, 34270610), (4, 17135305), (5, 13708244), (10, 6854122), (11, 6231020), (20, 3427061), (22, 3115510), (44, 1557755), (55, 1246204), (110, 623102), (220, 311551)]