38239420

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1481}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 80419248

約数和(自身を除く): 42179828

約数列:

[1, 2, 4, 5, 10, 20, 1291, 1481, 2582, 2962, 5164, 5924, 6455, 7405, 12910, 14810, 25820, 29620, 1911971, 3823942, 7647884, 9559855, 19119710, 38239420]

約数ペア:

[(1, 38239420), (2, 19119710), (4, 9559855), (5, 7647884), (10, 3823942), (20, 1911971), (1291, 29620), (1481, 25820), (2582, 14810), (2962, 12910), (5164, 7405), (5924, 6455)]