3157420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4825940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1187, 1330, 2374, 2660, 4748, 5935, 8309, 11870, 16618, 22553, 23740, 33236, 41545, 45106, 83090, 90212, 112765, 157871, 166180, 225530, 315742, 451060, 631484, 789355, 1578710, 3157420]

約数ペア:

[(1, 3157420), (2, 1578710), (4, 789355), (5, 631484), (7, 451060), (10, 315742), (14, 225530), (19, 166180), (20, 157871), (28, 112765), (35, 90212), (38, 83090), (70, 45106), (76, 41545), (95, 33236), (133, 23740), (140, 22553), (190, 16618), (266, 11870), (380, 8309), (532, 5935), (665, 4748), (1187, 2660), (1330, 2374)]