27689340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65927}}^1$

素因数の和:65946

約数の個数: 48

約数和(自身を含む): 88607232

約数和(自身を除く): 60917892

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, 65927, 131854, 197781, 263708, 329635, 395562, 461489, 659270, 791124, 922978, 988905, 1318540, 1384467, 1845956, 1977810, 2307445, 2768934, 3955620, 4614890, 5537868, 6922335, 9229780, 13844670, 27689340]

約数ペア:

[(1, 27689340), (2, 13844670), (3, 9229780), (4, 6922335), (5, 5537868), (6, 4614890), (7, 3955620), (10, 2768934), (12, 2307445), (14, 1977810), (15, 1845956), (20, 1384467), (21, 1318540), (28, 988905), (30, 922978), (35, 791124), (42, 659270), (60, 461489), (70, 395562), (84, 329635), (105, 263708), (140, 197781), (210, 131854), (420, 65927)]