518805220

素因数分解:

$2^2\times 5^1\times {\mathrm{6131}}^1\times {\mathrm{4231}}^1$

素因数の和:10371

約数の個数: 24

約数和(自身を含む): 1089926208

約数和(自身を除く): 571120988

約数列:

[1, 2, 4, 5, 10, 20, 4231, 6131, 8462, 12262, 16924, 21155, 24524, 30655, 42310, 61310, 84620, 122620, 25940261, 51880522, 103761044, 129701305, 259402610, 518805220]

約数ペア:

[(1, 518805220), (2, 259402610), (4, 129701305), (5, 103761044), (10, 51880522), (20, 25940261), (4231, 122620), (6131, 84620), (8462, 61310), (12262, 42310), (16924, 30655), (21155, 24524)]