20860060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80231}}^1$

素因数の和:80253

約数の個数: 24

約数和(自身を含む): 47176416

約数和(自身を除く): 26316356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 80231, 160462, 320924, 401155, 802310, 1043003, 1604620, 2086006, 4172012, 5215015, 10430030, 20860060]

約数ペア:

[(1, 20860060), (2, 10430030), (4, 5215015), (5, 4172012), (10, 2086006), (13, 1604620), (20, 1043003), (26, 802310), (52, 401155), (65, 320924), (130, 160462), (260, 80231)]