57242140

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{5623}}^1$

素因数の和:6141

約数の個数: 24

約数和(自身を含む): 120466080

約数和(自身を除く): 63223940

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 5623, 10180, 11246, 22492, 28115, 56230, 112460, 2862107, 5724214, 11448428, 14310535, 28621070, 57242140]

約数ペア:

[(1, 57242140), (2, 28621070), (4, 14310535), (5, 11448428), (10, 5724214), (20, 2862107), (509, 112460), (1018, 56230), (2036, 28115), (2545, 22492), (5090, 11246), (5623, 10180)]