1390517920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6221}}^1$

素因数の和:6374

約数の個数: 96

約数和(自身を含む): 3612542976

約数和(自身を除く): 2222025056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 127, 160, 176, 220, 254, 352, 440, 508, 635, 880, 1016, 1270, 1397, 1760, 2032, 2540, 2794, 4064, 5080, 5588, 6221, 6985, 10160, 11176, 12442, 13970, 20320, 22352, 24884, 27940, 31105, 44704, 49768, 55880, 62210, 68431, 99536, 111760, 124420, 136862, 199072, 223520, 248840, 273724, 342155, 497680, 547448, 684310, 790067, 995360, 1094896, 1368620, 1580134, 2189792, 2737240, 3160268, 3950335, 5474480, 6320536, 7900670, 8690737, 10948960, 12641072, 15801340, 17381474, 25282144, 31602680, 34762948, 43453685, 63205360, 69525896, 86907370, 126410720, 139051792, 173814740, 278103584, 347629480, 695258960, 1390517920]

約数ペア:

[(1, 1390517920), (2, 695258960), (4, 347629480), (5, 278103584), (8, 173814740), (10, 139051792), (11, 126410720), (16, 86907370), (20, 69525896), (22, 63205360), (32, 43453685), (40, 34762948), (44, 31602680), (55, 25282144), (80, 17381474), (88, 15801340), (110, 12641072), (127, 10948960), (160, 8690737), (176, 7900670), (220, 6320536), (254, 5474480), (352, 3950335), (440, 3160268), (508, 2737240), (635, 2189792), (880, 1580134), (1016, 1368620), (1270, 1094896), (1397, 995360), (1760, 790067), (2032, 684310), (2540, 547448), (2794, 497680), (4064, 342155), (5080, 273724), (5588, 248840), (6221, 223520), (6985, 199072), (10160, 136862), (11176, 124420), (12442, 111760), (13970, 99536), (20320, 68431), (22352, 62210), (24884, 55880), (27940, 49768), (31105, 44704)]