285965260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2042609}}^1$

素因数の和:2042625

約数の個数: 24

約数和(自身を含む): 686316960

約数和(自身を除く): 400351700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2042609, 4085218, 8170436, 10213045, 14298263, 20426090, 28596526, 40852180, 57193052, 71491315, 142982630, 285965260]

約数ペア:

[(1, 285965260), (2, 142982630), (4, 71491315), (5, 57193052), (7, 40852180), (10, 28596526), (14, 20426090), (20, 14298263), (28, 10213045), (35, 8170436), (70, 4085218), (140, 2042609)]