2049686576

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{443}}^1$

素因数の和:946

約数の個数: 80

約数和(自身を含む): 4602681600

約数和(自身を除く): 2552995024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 379, 436, 443, 758, 763, 872, 886, 1516, 1526, 1744, 1772, 2653, 3032, 3052, 3101, 3544, 5306, 6064, 6104, 6202, 7088, 10612, 12208, 12404, 21224, 24808, 41311, 42448, 48287, 49616, 82622, 96574, 165244, 167897, 193148, 289177, 330488, 335794, 338009, 386296, 578354, 660976, 671588, 676018, 772592, 1156708, 1175279, 1343176, 1352036, 2313416, 2350558, 2686352, 2704072, 4626832, 4701116, 5408144, 9402232, 18300773, 18804464, 36601546, 73203092, 128105411, 146406184, 256210822, 292812368, 512421644, 1024843288, 2049686576]

約数ペア:

[(1, 2049686576), (2, 1024843288), (4, 512421644), (7, 292812368), (8, 256210822), (14, 146406184), (16, 128105411), (28, 73203092), (56, 36601546), (109, 18804464), (112, 18300773), (218, 9402232), (379, 5408144), (436, 4701116), (443, 4626832), (758, 2704072), (763, 2686352), (872, 2350558), (886, 2313416), (1516, 1352036), (1526, 1343176), (1744, 1175279), (1772, 1156708), (2653, 772592), (3032, 676018), (3052, 671588), (3101, 660976), (3544, 578354), (5306, 386296), (6064, 338009), (6104, 335794), (6202, 330488), (7088, 289177), (10612, 193148), (12208, 167897), (12404, 165244), (21224, 96574), (24808, 82622), (41311, 49616), (42448, 48287)]