54315940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{387971}}^1$

素因数の和:387987

約数の個数: 24

約数和(自身を含む): 130358592

約数和(自身を除く): 76042652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 387971, 775942, 1551884, 1939855, 2715797, 3879710, 5431594, 7759420, 10863188, 13578985, 27157970, 54315940]

約数ペア:

[(1, 54315940), (2, 27157970), (4, 13578985), (5, 10863188), (7, 7759420), (10, 5431594), (14, 3879710), (20, 2715797), (28, 1939855), (35, 1551884), (70, 775942), (140, 387971)]