289076020

素因数分解:

$2^2\times 5^1\times {\mathrm{14453801}}^1$

素因数の和:14453810

約数の個数: 12

約数和(自身を含む): 607059684

約数和(自身を除く): 317983664

約数列:

[1, 2, 4, 5, 10, 20, 14453801, 28907602, 57815204, 72269005, 144538010, 289076020]

約数ペア:

[(1, 289076020), (2, 144538010), (4, 72269005), (5, 57815204), (10, 28907602), (20, 14453801)]