12943520

素因数分解:

$2^5\times 5^1\times {\mathrm{80897}}^1$

素因数の和:80912

約数の個数: 24

約数和(自身を含む): 30579444

約数和(自身を除く): 17635924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 80897, 161794, 323588, 404485, 647176, 808970, 1294352, 1617940, 2588704, 3235880, 6471760, 12943520]

約数ペア:

[(1, 12943520), (2, 6471760), (4, 3235880), (5, 2588704), (8, 1617940), (10, 1294352), (16, 808970), (20, 647176), (32, 404485), (40, 323588), (80, 161794), (160, 80897)]