2000805968

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 4751695872

約数和(自身を除く): 2750889904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 53, 56, 62, 83, 106, 112, 124, 131, 166, 212, 217, 248, 262, 332, 371, 424, 434, 496, 524, 581, 664, 742, 848, 868, 917, 1048, 1162, 1328, 1484, 1643, 1736, 1834, 2096, 2324, 2573, 2968, 3286, 3472, 3668, 4061, 4399, 4648, 5146, 5936, 6572, 6943, 7336, 8122, 8798, 9296, 10292, 10873, 11501, 13144, 13886, 14672, 16244, 17596, 18011, 20584, 21746, 23002, 26288, 27772, 28427, 30793, 32488, 35192, 36022, 41168, 43492, 46004, 48601, 55544, 56854, 61586, 64976, 70384, 72044, 76111, 86984, 92008, 97202, 111088, 113708, 123172, 136369, 144088, 152222, 173968, 184016, 194404, 215233, 227416, 246344, 272738, 288176, 304444, 337063, 388808, 430466, 454832, 492688, 545476, 576269, 608888, 674126, 777616, 860932, 954583, 1090952, 1152538, 1217776, 1348252, 1506631, 1721864, 1909166, 2181904, 2305076, 2359441, 2696504, 3013262, 3443728, 3818332, 4033883, 4610152, 4718882, 5393008, 6026524, 7636664, 8067766, 9220304, 9437764, 12053048, 15273328, 16135532, 17864339, 18875528, 24106096, 32271064, 35728678, 37751056, 64542128, 71457356, 125050373, 142914712, 250100746, 285829424, 500201492, 1000402984, 2000805968]

約数ペア:

[(1, 2000805968), (2, 1000402984), (4, 500201492), (7, 285829424), (8, 250100746), (14, 142914712), (16, 125050373), (28, 71457356), (31, 64542128), (53, 37751056), (56, 35728678), (62, 32271064), (83, 24106096), (106, 18875528), (112, 17864339), (124, 16135532), (131, 15273328), (166, 12053048), (212, 9437764), (217, 9220304), (248, 8067766), (262, 7636664), (332, 6026524), (371, 5393008), (424, 4718882), (434, 4610152), (496, 4033883), (524, 3818332), (581, 3443728), (664, 3013262), (742, 2696504), (848, 2359441), (868, 2305076), (917, 2181904), (1048, 1909166), (1162, 1721864), (1328, 1506631), (1484, 1348252), (1643, 1217776), (1736, 1152538), (1834, 1090952), (2096, 954583), (2324, 860932), (2573, 777616), (2968, 674126), (3286, 608888), (3472, 576269), (3668, 545476), (4061, 492688), (4399, 454832), (4648, 430466), (5146, 388808), (5936, 337063), (6572, 304444), (6943, 288176), (7336, 272738), (8122, 246344), (8798, 227416), (9296, 215233), (10292, 194404), (10873, 184016), (11501, 173968), (13144, 152222), (13886, 144088), (14672, 136369), (16244, 123172), (17596, 113708), (18011, 111088), (20584, 97202), (21746, 92008), (23002, 86984), (26288, 76111), (27772, 72044), (28427, 70384), (30793, 64976), (32488, 61586), (35192, 56854), (36022, 55544), (41168, 48601), (43492, 46004)]