388895080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{2311}}^1$

素因数の和:2930

約数の個数: 64

約数和(自身を含む): 1002113280

約数和(自身を除く): 613218200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 601, 1202, 2311, 2404, 3005, 4207, 4622, 4808, 6010, 8414, 9244, 11555, 12020, 16177, 16828, 18488, 21035, 23110, 24040, 32354, 33656, 42070, 46220, 64708, 80885, 84140, 92440, 129416, 161770, 168280, 323540, 647080, 1388911, 2777822, 5555644, 6944555, 9722377, 11111288, 13889110, 19444754, 27778220, 38889508, 48611885, 55556440, 77779016, 97223770, 194447540, 388895080]

約数ペア:

[(1, 388895080), (2, 194447540), (4, 97223770), (5, 77779016), (7, 55556440), (8, 48611885), (10, 38889508), (14, 27778220), (20, 19444754), (28, 13889110), (35, 11111288), (40, 9722377), (56, 6944555), (70, 5555644), (140, 2777822), (280, 1388911), (601, 647080), (1202, 323540), (2311, 168280), (2404, 161770), (3005, 129416), (4207, 92440), (4622, 84140), (4808, 80885), (6010, 64708), (8414, 46220), (9244, 42070), (11555, 33656), (12020, 32354), (16177, 24040), (16828, 23110), (18488, 21035)]