1890786145

素因数分解:

$5^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1\times {\mathrm{5167}}^1$

素因数の和:5784

約数の個数: 16

約数和(自身を含む): 2288390400

約数和(自身を除く): 397604255

約数列:

[1, 5, 163, 449, 815, 2245, 5167, 25835, 73187, 365935, 842221, 2319983, 4211105, 11599915, 378157229, 1890786145]

約数ペア:

[(1, 1890786145), (5, 378157229), (163, 11599915), (449, 4211105), (815, 2319983), (2245, 842221), (5167, 365935), (25835, 73187)]