20170352496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{142591}}^1$

素因数の和:143030

約数の個数: 80

約数和(自身を含む): 59692433408

約数和(自身を除く): 39522080912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 421, 842, 1263, 1684, 2526, 2947, 3368, 5052, 5894, 6736, 8841, 10104, 11788, 17682, 20208, 23576, 35364, 47152, 70728, 141456, 142591, 285182, 427773, 570364, 855546, 998137, 1140728, 1711092, 1996274, 2281456, 2994411, 3422184, 3992548, 5988822, 6844368, 7985096, 11977644, 15970192, 23955288, 47910576, 60030811, 120061622, 180092433, 240123244, 360184866, 420215677, 480246488, 720369732, 840431354, 960492976, 1260647031, 1440739464, 1680862708, 2521294062, 2881478928, 3361725416, 5042588124, 6723450832, 10085176248, 20170352496]

約数ペア:

[(1, 20170352496), (2, 10085176248), (3, 6723450832), (4, 5042588124), (6, 3361725416), (7, 2881478928), (8, 2521294062), (12, 1680862708), (14, 1440739464), (16, 1260647031), (21, 960492976), (24, 840431354), (28, 720369732), (42, 480246488), (48, 420215677), (56, 360184866), (84, 240123244), (112, 180092433), (168, 120061622), (336, 60030811), (421, 47910576), (842, 23955288), (1263, 15970192), (1684, 11977644), (2526, 7985096), (2947, 6844368), (3368, 5988822), (5052, 3992548), (5894, 3422184), (6736, 2994411), (8841, 2281456), (10104, 1996274), (11788, 1711092), (17682, 1140728), (20208, 998137), (23576, 855546), (35364, 570364), (47152, 427773), (70728, 285182), (141456, 142591)]