11912740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{85091}}^1$

素因数の和:85107

約数の個数: 24

約数和(自身を含む): 28590912

約数和(自身を除く): 16678172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 85091, 170182, 340364, 425455, 595637, 850910, 1191274, 1701820, 2382548, 2978185, 5956370, 11912740]

約数ペア:

[(1, 11912740), (2, 5956370), (4, 2978185), (5, 2382548), (7, 1701820), (10, 1191274), (14, 850910), (20, 595637), (28, 425455), (35, 340364), (70, 170182), (140, 85091)]