13225640

素因数分解:

$2^3\times 5^1\times {\mathrm{330641}}^1$

素因数の和:330652

約数の個数: 16

約数和(自身を含む): 29757780

約数和(自身を除く): 16532140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330641, 661282, 1322564, 1653205, 2645128, 3306410, 6612820, 13225640]

約数ペア:

[(1, 13225640), (2, 6612820), (4, 3306410), (5, 2645128), (8, 1653205), (10, 1322564), (20, 661282), (40, 330641)]