70913020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{82457}}^1$

素因数の和:82509

約数の個数: 24

約数和(自身を含む): 152382384

約数和(自身を除く): 81469364

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 82457, 164914, 329828, 412285, 824570, 1649140, 3545651, 7091302, 14182604, 17728255, 35456510, 70913020]

約数ペア:

[(1, 70913020), (2, 35456510), (4, 17728255), (5, 14182604), (10, 7091302), (20, 3545651), (43, 1649140), (86, 824570), (172, 412285), (215, 329828), (430, 164914), (860, 82457)]