289076740

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{16481}}^1$

素因数の和:17367

約数の個数: 24

約数和(自身を含む): 607790232

約数和(自身を除く): 318713492

約数列:

[1, 2, 4, 5, 10, 20, 877, 1754, 3508, 4385, 8770, 16481, 17540, 32962, 65924, 82405, 164810, 329620, 14453837, 28907674, 57815348, 72269185, 144538370, 289076740]

約数ペア:

[(1, 289076740), (2, 144538370), (4, 72269185), (5, 57815348), (10, 28907674), (20, 14453837), (877, 329620), (1754, 164810), (3508, 82405), (4385, 65924), (8770, 32962), (16481, 17540)]