15830620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60887}}^1$

素因数の和:60909

約数の個数: 24

約数和(自身を含む): 35802144

約数和(自身を除く): 19971524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60887, 121774, 243548, 304435, 608870, 791531, 1217740, 1583062, 3166124, 3957655, 7915310, 15830620]

約数ペア:

[(1, 15830620), (2, 7915310), (4, 3957655), (5, 3166124), (10, 1583062), (13, 1217740), (20, 791531), (26, 608870), (52, 304435), (65, 243548), (130, 121774), (260, 60887)]