42164020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14149}}^1$

素因数の和:14307

約数の個数: 24

約数和(自身を含む): 89145000

約数和(自身を除く): 46980980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 14149, 28298, 56596, 70745, 141490, 282980, 2108201, 4216402, 8432804, 10541005, 21082010, 42164020]

約数ペア:

[(1, 42164020), (2, 21082010), (4, 10541005), (5, 8432804), (10, 4216402), (20, 2108201), (149, 282980), (298, 141490), (596, 70745), (745, 56596), (1490, 28298), (2980, 14149)]