38981660

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2879}}^1$

素因数の和:3565

約数の個数: 24

約数和(自身を含む): 82010880

約数和(自身を除く): 43029220

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 2708, 2879, 3385, 5758, 6770, 11516, 13540, 14395, 28790, 57580, 1949083, 3898166, 7796332, 9745415, 19490830, 38981660]

約数ペア:

[(1, 38981660), (2, 19490830), (4, 9745415), (5, 7796332), (10, 3898166), (20, 1949083), (677, 57580), (1354, 28790), (2708, 14395), (2879, 13540), (3385, 11516), (5758, 6770)]