64165220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458323}}^1$

素因数の和:458339

約数の個数: 24

約数和(自身を含む): 153996864

約数和(自身を除く): 89831644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458323, 916646, 1833292, 2291615, 3208261, 4583230, 6416522, 9166460, 12833044, 16041305, 32082610, 64165220]

約数ペア:

[(1, 64165220), (2, 32082610), (4, 16041305), (5, 12833044), (7, 9166460), (10, 6416522), (14, 4583230), (20, 3208261), (28, 2291615), (35, 1833292), (70, 916646), (140, 458323)]