1239883960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{6091}}^1$

素因数の和:6836

約数の個数: 64

約数和(自身を含む): 3193182720

約数和(自身を除く): 1953298760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 727, 1454, 2908, 3635, 5089, 5816, 6091, 7270, 10178, 12182, 14540, 20356, 24364, 25445, 29080, 30455, 40712, 42637, 48728, 50890, 60910, 85274, 101780, 121820, 170548, 203560, 213185, 243640, 341096, 426370, 852740, 1705480, 4428157, 8856314, 17712628, 22140785, 30997099, 35425256, 44281570, 61994198, 88563140, 123988396, 154985495, 177126280, 247976792, 309970990, 619941980, 1239883960]

約数ペア:

[(1, 1239883960), (2, 619941980), (4, 309970990), (5, 247976792), (7, 177126280), (8, 154985495), (10, 123988396), (14, 88563140), (20, 61994198), (28, 44281570), (35, 35425256), (40, 30997099), (56, 22140785), (70, 17712628), (140, 8856314), (280, 4428157), (727, 1705480), (1454, 852740), (2908, 426370), (3635, 341096), (5089, 243640), (5816, 213185), (6091, 203560), (7270, 170548), (10178, 121820), (12182, 101780), (14540, 85274), (20356, 60910), (24364, 50890), (25445, 48728), (29080, 42637), (30455, 40712)]