68996380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48589}}^1$

素因数の和:48669

約数の個数: 24

約数和(自身を含む): 146936160

約数和(自身を除く): 77939780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 48589, 97178, 194356, 242945, 485890, 971780, 3449819, 6899638, 13799276, 17249095, 34498190, 68996380]

約数ペア:

[(1, 68996380), (2, 34498190), (4, 17249095), (5, 13799276), (10, 6899638), (20, 3449819), (71, 971780), (142, 485890), (284, 242945), (355, 194356), (710, 97178), (1420, 48589)]