86443140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{205817}}^1$

素因数の和:205836

約数の個数: 48

約数和(自身を含む): 276619392

約数和(自身を除く): 190176252

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, 205817, 411634, 617451, 823268, 1029085, 1234902, 1440719, 2058170, 2469804, 2881438, 3087255, 4116340, 4322157, 5762876, 6174510, 7203595, 8644314, 12349020, 14407190, 17288628, 21610785, 28814380, 43221570, 86443140]

約数ペア:

[(1, 86443140), (2, 43221570), (3, 28814380), (4, 21610785), (5, 17288628), (6, 14407190), (7, 12349020), (10, 8644314), (12, 7203595), (14, 6174510), (15, 5762876), (20, 4322157), (21, 4116340), (28, 3087255), (30, 2881438), (35, 2469804), (42, 2058170), (60, 1440719), (70, 1234902), (84, 1029085), (105, 823268), (140, 617451), (210, 411634), (420, 205817)]