26311760

素因数分解:

$2^4\times 5^1\times {\mathrm{328897}}^1$

素因数の和:328910

約数の個数: 20

約数和(自身を含む): 61175028

約数和(自身を除く): 34863268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 328897, 657794, 1315588, 1644485, 2631176, 3288970, 5262352, 6577940, 13155880, 26311760]

約数ペア:

[(1, 26311760), (2, 13155880), (4, 6577940), (5, 5262352), (8, 3288970), (10, 2631176), (16, 1644485), (20, 1315588), (40, 657794), (80, 328897)]