289773863420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{204066101}}^1$

素因数の和:204066181

約数の個数: 24

約数和(自身を含む): 617095892448

約数和(自身を除く): 327322029028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 204066101, 408132202, 816264404, 1020330505, 2040661010, 4081322020, 14488693171, 28977386342, 57954772684, 72443465855, 144886931710, 289773863420]

約数ペア:

[(1, 289773863420), (2, 144886931710), (4, 72443465855), (5, 57954772684), (10, 28977386342), (20, 14488693171), (71, 4081322020), (142, 2040661010), (284, 1020330505), (355, 816264404), (710, 408132202), (1420, 204066101)]