5281580

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 11160240

約数和(自身を除く): 5878660

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1459, 1810, 2918, 3620, 5836, 7295, 14590, 29180, 264079, 528158, 1056316, 1320395, 2640790, 5281580]

約数ペア:

[(1, 5281580), (2, 2640790), (4, 1320395), (5, 1056316), (10, 528158), (20, 264079), (181, 29180), (362, 14590), (724, 7295), (905, 5836), (1459, 3620), (1810, 2918)]