2912375090

素因数分解:

$2^1\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{131129}}^1$

素因数の和:133357

約数の個数: 16

約数和(自身を含む): 5244675480

約数和(自身を除く): 2332300390

約数列:

[1, 2, 5, 10, 2221, 4442, 11105, 22210, 131129, 262258, 655645, 1311290, 291237509, 582475018, 1456187545, 2912375090]

約数ペア:

[(1, 2912375090), (2, 1456187545), (5, 582475018), (10, 291237509), (2221, 1311290), (4442, 655645), (11105, 262258), (22210, 131129)]