30640882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{5801}}^1$

素因数の和:5961

約数の個数: 16

約数和(自身を含む): 48736800

約数和(自身を除く): 18095918

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 5801, 11602, 110219, 220438, 806339, 1612678, 15320441, 30640882]

約数ペア:

[(1, 30640882), (2, 15320441), (19, 1612678), (38, 806339), (139, 220438), (278, 110219), (2641, 11602), (5282, 5801)]