231994540

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{28927}}^1$

素因数の和:29337

約数の個数: 24

約数和(自身を含む): 488420352

約数和(自身を除く): 256425812

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 28927, 57854, 115708, 144635, 289270, 578540, 11599727, 23199454, 46398908, 57998635, 115997270, 231994540]

約数ペア:

[(1, 231994540), (2, 115997270), (4, 57998635), (5, 46398908), (10, 23199454), (20, 11599727), (401, 578540), (802, 289270), (1604, 144635), (2005, 115708), (4010, 57854), (8020, 28927)]