400492064

素因数分解:

$2^5\times 7^1\times {\mathrm{1787911}}^1$

素因数の和:1787928

約数の個数: 24

約数和(自身を含む): 901107648

約数和(自身を除く): 500615584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1787911, 3575822, 7151644, 12515377, 14303288, 25030754, 28606576, 50061508, 57213152, 100123016, 200246032, 400492064]

約数ペア:

[(1, 400492064), (2, 200246032), (4, 100123016), (7, 57213152), (8, 50061508), (14, 28606576), (16, 25030754), (28, 14303288), (32, 12515377), (56, 7151644), (112, 3575822), (224, 1787911)]