13807480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11903}}^1$

素因数の和:11943

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 18333320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11903, 23806, 47612, 59515, 95224, 119030, 238060, 345187, 476120, 690374, 1380748, 1725935, 2761496, 3451870, 6903740, 13807480]

約数ペア:

[(1, 13807480), (2, 6903740), (4, 3451870), (5, 2761496), (8, 1725935), (10, 1380748), (20, 690374), (29, 476120), (40, 345187), (58, 238060), (116, 119030), (145, 95224), (232, 59515), (290, 47612), (580, 23806), (1160, 11903)]