8120270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11437}}^1$

素因数の和:11515

約数の個数: 16

約数和(自身を含む): 14823648

約数和(自身を除く): 6703378

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 11437, 22874, 57185, 114370, 812027, 1624054, 4060135, 8120270]

約数ペア:

[(1, 8120270), (2, 4060135), (5, 1624054), (10, 812027), (71, 114370), (142, 57185), (355, 22874), (710, 11437)]