804934120

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{102149}}^1$

素因数の和:102357

約数の個数: 32

約数和(自身を含む): 1820313000

約数和(自身を除く): 1015378880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 102149, 204298, 408596, 510745, 817192, 1021490, 2042980, 4085960, 20123353, 40246706, 80493412, 100616765, 160986824, 201233530, 402467060, 804934120]

約数ペア:

[(1, 804934120), (2, 402467060), (4, 201233530), (5, 160986824), (8, 100616765), (10, 80493412), (20, 40246706), (40, 20123353), (197, 4085960), (394, 2042980), (788, 1021490), (985, 817192), (1576, 510745), (1970, 408596), (3940, 204298), (7880, 102149)]