20041060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77081}}^1$

素因数の和:77103

約数の個数: 24

約数和(自身を含む): 45324216

約数和(自身を除く): 25283156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77081, 154162, 308324, 385405, 770810, 1002053, 1541620, 2004106, 4008212, 5010265, 10020530, 20041060]

約数ペア:

[(1, 20041060), (2, 10020530), (4, 5010265), (5, 4008212), (10, 2004106), (13, 1541620), (20, 1002053), (26, 770810), (52, 385405), (65, 308324), (130, 154162), (260, 77081)]