1461980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5623}}^1$

素因数の和:5645

約数の個数: 24

約数和(自身を含む): 3306912

約数和(自身を除く): 1844932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5623, 11246, 22492, 28115, 56230, 73099, 112460, 146198, 292396, 365495, 730990, 1461980]

約数ペア:

[(1, 1461980), (2, 730990), (4, 365495), (5, 292396), (10, 146198), (13, 112460), (20, 73099), (26, 56230), (52, 28115), (65, 22492), (130, 11246), (260, 5623)]