131232460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139609}}^1$

素因数の和:139665

約数の個数: 24

約数和(自身を含む): 281453760

約数和(自身を除く): 150221300

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 139609, 279218, 558436, 698045, 1396090, 2792180, 6561623, 13123246, 26246492, 32808115, 65616230, 131232460]

約数ペア:

[(1, 131232460), (2, 65616230), (4, 32808115), (5, 26246492), (10, 13123246), (20, 6561623), (47, 2792180), (94, 1396090), (188, 698045), (235, 558436), (470, 279218), (940, 139609)]