201622160

素因数分解:

$2^4\times 5^1\times {\mathrm{2520277}}^1$

素因数の和:2520290

約数の個数: 20

約数和(自身を含む): 468771708

約数和(自身を除く): 267149548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520277, 5040554, 10081108, 12601385, 20162216, 25202770, 40324432, 50405540, 100811080, 201622160]

約数ペア:

[(1, 201622160), (2, 100811080), (4, 50405540), (5, 40324432), (8, 25202770), (10, 20162216), (16, 12601385), (20, 10081108), (40, 5040554), (80, 2520277)]