123066520

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11353}}^1$

素因数の和:11635

約数の個数: 32

約数和(自身を含む): 277945920

約数和(自身を除く): 154879400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 11353, 22706, 45412, 56765, 90824, 113530, 227060, 454120, 3076663, 6153326, 12306652, 15383315, 24613304, 30766630, 61533260, 123066520]

約数ペア:

[(1, 123066520), (2, 61533260), (4, 30766630), (5, 24613304), (8, 15383315), (10, 12306652), (20, 6153326), (40, 3076663), (271, 454120), (542, 227060), (1084, 113530), (1355, 90824), (2168, 56765), (2710, 45412), (5420, 22706), (10840, 11353)]