400170832

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{129589}}^1$

素因数の和:129790

約数の個数: 20

約数和(自身を含む): 779354260

約数和(自身を除く): 379183428

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 129589, 259178, 518356, 1036712, 2073424, 25010677, 50021354, 100042708, 200085416, 400170832]

約数ペア:

[(1, 400170832), (2, 200085416), (4, 100042708), (8, 50021354), (16, 25010677), (193, 2073424), (386, 1036712), (772, 518356), (1544, 259178), (3088, 129589)]