790940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 1687392

約数和(自身を除く): 896452

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 557, 710, 1114, 1420, 2228, 2785, 5570, 11140, 39547, 79094, 158188, 197735, 395470, 790940]

約数ペア:

[(1, 790940), (2, 395470), (4, 197735), (5, 158188), (10, 79094), (20, 39547), (71, 11140), (142, 5570), (284, 2785), (355, 2228), (557, 1420), (710, 1114)]