42128510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{221729}}^1$

素因数の和:221755

約数の個数: 16

約数和(自身を含む): 79822800

約数和(自身を除く): 37694290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 221729, 443458, 1108645, 2217290, 4212851, 8425702, 21064255, 42128510]

約数ペア:

[(1, 42128510), (2, 21064255), (5, 8425702), (10, 4212851), (19, 2217290), (38, 1108645), (95, 443458), (190, 221729)]