16909340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 23914660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 449, 538, 898, 1076, 1345, 1796, 1883, 2245, 2690, 3143, 3766, 4490, 5380, 6286, 7532, 8980, 9415, 12572, 15715, 18830, 31430, 37660, 62860, 120781, 241562, 483124, 603905, 845467, 1207810, 1690934, 2415620, 3381868, 4227335, 8454670, 16909340]

約数ペア:

[(1, 16909340), (2, 8454670), (4, 4227335), (5, 3381868), (7, 2415620), (10, 1690934), (14, 1207810), (20, 845467), (28, 603905), (35, 483124), (70, 241562), (140, 120781), (269, 62860), (449, 37660), (538, 31430), (898, 18830), (1076, 15715), (1345, 12572), (1796, 9415), (1883, 8980), (2245, 7532), (2690, 6286), (3143, 5380), (3766, 4490)]