108408140

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{29947}}^1$

素因数の和:30137

約数の個数: 24

約数和(自身を含む): 228922512

約数和(自身を除く): 120514372

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 29947, 59894, 119788, 149735, 299470, 598940, 5420407, 10840814, 21681628, 27102035, 54204070, 108408140]

約数ペア:

[(1, 108408140), (2, 54204070), (4, 27102035), (5, 21681628), (10, 10840814), (20, 5420407), (181, 598940), (362, 299470), (724, 149735), (905, 119788), (1810, 59894), (3620, 29947)]