817424320

素因数分解:

$2^6\times 5^1\times {\mathrm{2554451}}^1$

素因数の和:2554468

約数の個数: 28

約数和(自身を含む): 1946492424

約数和(自身を除く): 1129068104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2554451, 5108902, 10217804, 12772255, 20435608, 25544510, 40871216, 51089020, 81742432, 102178040, 163484864, 204356080, 408712160, 817424320]

約数ペア:

[(1, 817424320), (2, 408712160), (4, 204356080), (5, 163484864), (8, 102178040), (10, 81742432), (16, 51089020), (20, 40871216), (32, 25544510), (40, 20435608), (64, 12772255), (80, 10217804), (160, 5108902), (320, 2554451)]