2720221765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{56843}}^1$

素因数の和:57428

約数の個数: 16

約数和(自身を含む): 3462481728

約数和(自身を除く): 742259963

約数列:

[1, 5, 17, 85, 563, 2815, 9571, 47855, 56843, 284215, 966331, 4831655, 32002609, 160013045, 544044353, 2720221765]

約数ペア:

[(1, 2720221765), (5, 544044353), (17, 160013045), (85, 32002609), (563, 4831655), (2815, 966331), (9571, 284215), (47855, 56843)]