26097020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21391}}^1$

素因数の和:21461

約数の個数: 24

約数和(自身を含む): 55704768

約数和(自身を除く): 29607748

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 21391, 42782, 85564, 106955, 213910, 427820, 1304851, 2609702, 5219404, 6524255, 13048510, 26097020]

約数ペア:

[(1, 26097020), (2, 13048510), (4, 6524255), (5, 5219404), (10, 2609702), (20, 1304851), (61, 427820), (122, 213910), (244, 106955), (305, 85564), (610, 42782), (1220, 21391)]