26155660

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1291}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 55023696

約数和(自身を除く): 28868036

約数列:

[1, 2, 4, 5, 10, 20, 1013, 1291, 2026, 2582, 4052, 5065, 5164, 6455, 10130, 12910, 20260, 25820, 1307783, 2615566, 5231132, 6538915, 13077830, 26155660]

約数ペア:

[(1, 26155660), (2, 13077830), (4, 6538915), (5, 5231132), (10, 2615566), (20, 1307783), (1013, 25820), (1291, 20260), (2026, 12910), (2582, 10130), (4052, 6455), (5065, 5164)]