8343860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 20248704

約数和(自身を除く): 11904844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 557, 749, 1070, 1114, 1498, 2140, 2228, 2785, 2996, 3745, 3899, 5570, 7490, 7798, 11140, 14980, 15596, 19495, 38990, 59599, 77980, 119198, 238396, 297995, 417193, 595990, 834386, 1191980, 1668772, 2085965, 4171930, 8343860]

約数ペア:

[(1, 8343860), (2, 4171930), (4, 2085965), (5, 1668772), (7, 1191980), (10, 834386), (14, 595990), (20, 417193), (28, 297995), (35, 238396), (70, 119198), (107, 77980), (140, 59599), (214, 38990), (428, 19495), (535, 15596), (557, 14980), (749, 11140), (1070, 7798), (1114, 7490), (1498, 5570), (2140, 3899), (2228, 3745), (2785, 2996)]