839381340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1998527}}^1$

素因数の和:1998546

約数の個数: 48

約数和(自身を含む): 2686021632

約数和(自身を除く): 1846640292

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, 1998527, 3997054, 5995581, 7994108, 9992635, 11991162, 13989689, 19985270, 23982324, 27979378, 29977905, 39970540, 41969067, 55958756, 59955810, 69948445, 83938134, 119911620, 139896890, 167876268, 209845335, 279793780, 419690670, 839381340]

約数ペア:

[(1, 839381340), (2, 419690670), (3, 279793780), (4, 209845335), (5, 167876268), (6, 139896890), (7, 119911620), (10, 83938134), (12, 69948445), (14, 59955810), (15, 55958756), (20, 41969067), (21, 39970540), (28, 29977905), (30, 27979378), (35, 23982324), (42, 19985270), (60, 13989689), (70, 11991162), (84, 9992635), (105, 7994108), (140, 5995581), (210, 3997054), (420, 1998527)]