2008287256

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1039}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 3962649600

約数和(自身を除く): 1954362344

約数列:

[1, 2, 4, 8, 41, 71, 82, 83, 142, 164, 166, 284, 328, 332, 568, 664, 1039, 2078, 2911, 3403, 4156, 5822, 5893, 6806, 8312, 11644, 11786, 13612, 23288, 23572, 27224, 42599, 47144, 73769, 85198, 86237, 147538, 170396, 172474, 241613, 295076, 340792, 344948, 483226, 590152, 689896, 966452, 1932904, 3024529, 3535717, 6049058, 6122827, 7071434, 12098116, 12245654, 14142868, 24196232, 24491308, 28285736, 48982616, 251035907, 502071814, 1004143628, 2008287256]

約数ペア:

[(1, 2008287256), (2, 1004143628), (4, 502071814), (8, 251035907), (41, 48982616), (71, 28285736), (82, 24491308), (83, 24196232), (142, 14142868), (164, 12245654), (166, 12098116), (284, 7071434), (328, 6122827), (332, 6049058), (568, 3535717), (664, 3024529), (1039, 1932904), (2078, 966452), (2911, 689896), (3403, 590152), (4156, 483226), (5822, 344948), (5893, 340792), (6806, 295076), (8312, 241613), (11644, 172474), (11786, 170396), (13612, 147538), (23288, 86237), (23572, 85198), (27224, 73769), (42599, 47144)]