84461480

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6661}}^1$

素因数の和:6989

約数の個数: 32

約数和(自身を含む): 190666440

約数和(自身を除く): 106204960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 6661, 12680, 13322, 26644, 33305, 53288, 66610, 133220, 266440, 2111537, 4223074, 8446148, 10557685, 16892296, 21115370, 42230740, 84461480]

約数ペア:

[(1, 84461480), (2, 42230740), (4, 21115370), (5, 16892296), (8, 10557685), (10, 8446148), (20, 4223074), (40, 2111537), (317, 266440), (634, 133220), (1268, 66610), (1585, 53288), (2536, 33305), (3170, 26644), (6340, 13322), (6661, 12680)]