64868980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{294859}}^1$

素因数の和:294879

約数の個数: 24

約数和(自身を含む): 148609440

約数和(自身を除く): 83740460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 294859, 589718, 1179436, 1474295, 2948590, 3243449, 5897180, 6486898, 12973796, 16217245, 32434490, 64868980]

約数ペア:

[(1, 64868980), (2, 32434490), (4, 16217245), (5, 12973796), (10, 6486898), (11, 5897180), (20, 3243449), (22, 2948590), (44, 1474295), (55, 1179436), (110, 589718), (220, 294859)]