20257550

素因数分解:

$2^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{1069}}^1$

素因数の和:1460

約数の個数: 24

約数和(自身を含む): 37813800

約数和(自身を除く): 17556250

約数列:

[1, 2, 5, 10, 25, 50, 379, 758, 1069, 1895, 2138, 3790, 5345, 9475, 10690, 18950, 26725, 53450, 405151, 810302, 2025755, 4051510, 10128775, 20257550]

約数ペア:

[(1, 20257550), (2, 10128775), (5, 4051510), (10, 2025755), (25, 810302), (50, 405151), (379, 53450), (758, 26725), (1069, 18950), (1895, 10690), (2138, 9475), (3790, 5345)]