2040251385

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1915729}}^1$

素因数の和:1915808

約数の個数: 16

約数和(自身を含む): 3310381440

約数和(自身を除く): 1270130055

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1915729, 5747187, 9578645, 28735935, 136016759, 408050277, 680083795, 2040251385]

約数ペア:

[(1, 2040251385), (3, 680083795), (5, 408050277), (15, 136016759), (71, 28735935), (213, 9578645), (355, 5747187), (1065, 1915729)]