40486660

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18919}}^1$

素因数の和:19035

約数の個数: 24

約数和(自身を含む): 85821120

約数和(自身を除く): 45334460

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 18919, 37838, 75676, 94595, 189190, 378380, 2024333, 4048666, 8097332, 10121665, 20243330, 40486660]

約数ペア:

[(1, 40486660), (2, 20243330), (4, 10121665), (5, 8097332), (10, 4048666), (20, 2024333), (107, 378380), (214, 189190), (428, 94595), (535, 75676), (1070, 37838), (2140, 18919)]