120521080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{42437}}^1$

素因数の和:42519

約数の個数: 32

約数和(自身を含む): 274998240

約数和(自身を除く): 154477160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 42437, 84874, 169748, 212185, 339496, 424370, 848740, 1697480, 3013027, 6026054, 12052108, 15065135, 24104216, 30130270, 60260540, 120521080]

約数ペア:

[(1, 120521080), (2, 60260540), (4, 30130270), (5, 24104216), (8, 15065135), (10, 12052108), (20, 6026054), (40, 3013027), (71, 1697480), (142, 848740), (284, 424370), (355, 339496), (568, 212185), (710, 169748), (1420, 84874), (2840, 42437)]