30086140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{691}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 72543744

約数和(自身を除く): 42457604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 622, 691, 1244, 1382, 1555, 2177, 2764, 3110, 3455, 4354, 4837, 6220, 6910, 8708, 9674, 10885, 13820, 19348, 21770, 24185, 43540, 48370, 96740, 214901, 429802, 859604, 1074505, 1504307, 2149010, 3008614, 4298020, 6017228, 7521535, 15043070, 30086140]

約数ペア:

[(1, 30086140), (2, 15043070), (4, 7521535), (5, 6017228), (7, 4298020), (10, 3008614), (14, 2149010), (20, 1504307), (28, 1074505), (35, 859604), (70, 429802), (140, 214901), (311, 96740), (622, 48370), (691, 43540), (1244, 24185), (1382, 21770), (1555, 19348), (2177, 13820), (2764, 10885), (3110, 9674), (3455, 8708), (4354, 6910), (4837, 6220)]