2489340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5927}}^1$

素因数の和:5946

約数の個数: 48

約数和(自身を含む): 7967232

約数和(自身を除く): 5477892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5927, 11854, 17781, 23708, 29635, 35562, 41489, 59270, 71124, 82978, 88905, 118540, 124467, 165956, 177810, 207445, 248934, 355620, 414890, 497868, 622335, 829780, 1244670, 2489340]

約数ペア:

[(1, 2489340), (2, 1244670), (3, 829780), (4, 622335), (5, 497868), (6, 414890), (7, 355620), (10, 248934), (12, 207445), (14, 177810), (15, 165956), (20, 124467), (21, 118540), (28, 88905), (30, 82978), (35, 71124), (42, 59270), (60, 41489), (70, 35562), (84, 29635), (105, 23708), (140, 17781), (210, 11854), (420, 5927)]