4477660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20353}}^1$

素因数の和:20373

約数の個数: 24

約数和(自身を含む): 10258416

約数和(自身を除く): 5780756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20353, 40706, 81412, 101765, 203530, 223883, 407060, 447766, 895532, 1119415, 2238830, 4477660]

約数ペア:

[(1, 4477660), (2, 2238830), (4, 1119415), (5, 895532), (10, 447766), (11, 407060), (20, 223883), (22, 203530), (44, 101765), (55, 81412), (110, 40706), (220, 20353)]