2019214475

素因数分解:

$5^2\times {\mathrm{149}}^1\times {\mathrm{542071}}^1$

素因数の和:542230

約数の個数: 12

約数和(自身を含む): 2520634800

約数和(自身を除く): 501420325

約数列:

[1, 5, 25, 149, 745, 3725, 542071, 2710355, 13551775, 80768579, 403842895, 2019214475]

約数ペア:

[(1, 2019214475), (5, 403842895), (25, 80768579), (149, 13551775), (745, 2710355), (3725, 542071)]