55610180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64663}}^1$

素因数の和:64715

約数の個数: 24

約数和(自身を含む): 119499072

約数和(自身を除く): 63888892

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 64663, 129326, 258652, 323315, 646630, 1293260, 2780509, 5561018, 11122036, 13902545, 27805090, 55610180]

約数ペア:

[(1, 55610180), (2, 27805090), (4, 13902545), (5, 11122036), (10, 5561018), (20, 2780509), (43, 1293260), (86, 646630), (172, 323315), (215, 258652), (430, 129326), (860, 64663)]