121270840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{42701}}^1$

素因数の和:42783

約数の個数: 32

約数和(自身を含む): 276708960

約数和(自身を除く): 155438120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 42701, 85402, 170804, 213505, 341608, 427010, 854020, 1708040, 3031771, 6063542, 12127084, 15158855, 24254168, 30317710, 60635420, 121270840]

約数ペア:

[(1, 121270840), (2, 60635420), (4, 30317710), (5, 24254168), (8, 15158855), (10, 12127084), (20, 6063542), (40, 3031771), (71, 1708040), (142, 854020), (284, 427010), (355, 341608), (568, 213505), (710, 170804), (1420, 85402), (2840, 42701)]