28311760

素因数分解:

$2^4\times 5^1\times {\mathrm{353897}}^1$

素因数の和:353910

約数の個数: 20

約数和(自身を含む): 65825028

約数和(自身を除く): 37513268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353897, 707794, 1415588, 1769485, 2831176, 3538970, 5662352, 7077940, 14155880, 28311760]

約数ペア:

[(1, 28311760), (2, 14155880), (4, 7077940), (5, 5662352), (8, 3538970), (10, 2831176), (16, 1769485), (20, 1415588), (40, 707794), (80, 353897)]