20210710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11959}}^1$

素因数の和:11992

約数の個数: 24

約数和(自身を含む): 39396240

約数和(自身を除く): 19185530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11959, 23918, 59795, 119590, 155467, 310934, 777335, 1554670, 2021071, 4042142, 10105355, 20210710]

約数ペア:

[(1, 20210710), (2, 10105355), (5, 4042142), (10, 2021071), (13, 1554670), (26, 777335), (65, 310934), (130, 155467), (169, 119590), (338, 59795), (845, 23918), (1690, 11959)]