31913220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2207}}^1$

素因数の和:2460

約数の個数: 48

約数和(自身を含む): 89768448

約数和(自身を除く): 57855228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 2207, 2410, 2892, 3615, 4414, 4820, 6621, 7230, 8828, 11035, 13242, 14460, 22070, 26484, 33105, 44140, 66210, 132420, 531887, 1063774, 1595661, 2127548, 2659435, 3191322, 5318870, 6382644, 7978305, 10637740, 15956610, 31913220]

約数ペア:

[(1, 31913220), (2, 15956610), (3, 10637740), (4, 7978305), (5, 6382644), (6, 5318870), (10, 3191322), (12, 2659435), (15, 2127548), (20, 1595661), (30, 1063774), (60, 531887), (241, 132420), (482, 66210), (723, 44140), (964, 33105), (1205, 26484), (1446, 22070), (2207, 14460), (2410, 13242), (2892, 11035), (3615, 8828), (4414, 7230), (4820, 6621)]