30254680

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3919}}^1$

素因数の和:4123

約数の個数: 32

約数和(自身を含む): 68443200

約数和(自身を除く): 38188520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 3919, 7720, 7838, 15676, 19595, 31352, 39190, 78380, 156760, 756367, 1512734, 3025468, 3781835, 6050936, 7563670, 15127340, 30254680]

約数ペア:

[(1, 30254680), (2, 15127340), (4, 7563670), (5, 6050936), (8, 3781835), (10, 3025468), (20, 1512734), (40, 756367), (193, 156760), (386, 78380), (772, 39190), (965, 31352), (1544, 19595), (1930, 15676), (3860, 7838), (3919, 7720)]