20602660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79241}}^1$

素因数の和:79263

約数の個数: 24

約数和(自身を含む): 46594296

約数和(自身を除く): 25991636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 79241, 158482, 316964, 396205, 792410, 1030133, 1584820, 2060266, 4120532, 5150665, 10301330, 20602660]

約数ペア:

[(1, 20602660), (2, 10301330), (4, 5150665), (5, 4120532), (10, 2060266), (13, 1584820), (20, 1030133), (26, 792410), (52, 396205), (65, 316964), (130, 158482), (260, 79241)]