13275880

素因数分解:

$2^3\times 5^1\times {\mathrm{331897}}^1$

素因数の和:331908

約数の個数: 16

約数和(自身を含む): 29870820

約数和(自身を除く): 16594940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331897, 663794, 1327588, 1659485, 2655176, 3318970, 6637940, 13275880]

約数ペア:

[(1, 13275880), (2, 6637940), (4, 3318970), (5, 2655176), (8, 1659485), (10, 1327588), (20, 663794), (40, 331897)]