253220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 580608

約数和(自身を除く): 327388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1151, 2302, 4604, 5755, 11510, 12661, 23020, 25322, 50644, 63305, 126610, 253220]

約数ペア:

[(1, 253220), (2, 126610), (4, 63305), (5, 50644), (10, 25322), (11, 23020), (20, 12661), (22, 11510), (44, 5755), (55, 4604), (110, 2302), (220, 1151)]