1319813860

素因数分解:

$2^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{43103}}^1$

素因数の和:44643

約数の個数: 24

約数和(自身を含む): 2773483776

約数和(自身を除く): 1453669916

約数列:

[1, 2, 4, 5, 10, 20, 1531, 3062, 6124, 7655, 15310, 30620, 43103, 86206, 172412, 215515, 431030, 862060, 65990693, 131981386, 263962772, 329953465, 659906930, 1319813860]

約数ペア:

[(1, 1319813860), (2, 659906930), (4, 329953465), (5, 263962772), (10, 131981386), (20, 65990693), (1531, 862060), (3062, 431030), (6124, 215515), (7655, 172412), (15310, 86206), (30620, 43103)]