2019911240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{14149}}^1$

素因数の和:14286

約数の個数: 64

約数和(自身を含む): 4706856000

約数和(自身を除く): 2686944760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 83, 86, 166, 172, 215, 332, 344, 415, 430, 664, 830, 860, 1660, 1720, 3320, 3569, 7138, 14149, 14276, 17845, 28298, 28552, 35690, 56596, 70745, 71380, 113192, 141490, 142760, 282980, 565960, 608407, 1174367, 1216814, 2348734, 2433628, 3042035, 4697468, 4867256, 5871835, 6084070, 9394936, 11743670, 12168140, 23487340, 24336280, 46974680, 50497781, 100995562, 201991124, 252488905, 403982248, 504977810, 1009955620, 2019911240]

約数ペア:

[(1, 2019911240), (2, 1009955620), (4, 504977810), (5, 403982248), (8, 252488905), (10, 201991124), (20, 100995562), (40, 50497781), (43, 46974680), (83, 24336280), (86, 23487340), (166, 12168140), (172, 11743670), (215, 9394936), (332, 6084070), (344, 5871835), (415, 4867256), (430, 4697468), (664, 3042035), (830, 2433628), (860, 2348734), (1660, 1216814), (1720, 1174367), (3320, 608407), (3569, 565960), (7138, 282980), (14149, 142760), (14276, 141490), (17845, 113192), (28298, 71380), (28552, 70745), (35690, 56596)]