11256980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{80407}}^1$

素因数の和:80423

約数の個数: 24

約数和(自身を含む): 27017088

約数和(自身を除く): 15760108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 80407, 160814, 321628, 402035, 562849, 804070, 1125698, 1608140, 2251396, 2814245, 5628490, 11256980]

約数ペア:

[(1, 11256980), (2, 5628490), (4, 2814245), (5, 2251396), (7, 1608140), (10, 1125698), (14, 804070), (20, 562849), (28, 402035), (35, 321628), (70, 160814), (140, 80407)]