2021605976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 4451328000

約数和(自身を除く): 2429722024

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 104, 124, 137, 184, 199, 248, 274, 299, 398, 403, 548, 598, 713, 796, 806, 1096, 1196, 1426, 1592, 1612, 1781, 2392, 2587, 2852, 3151, 3224, 3562, 4247, 4577, 5174, 5704, 6169, 6302, 7124, 8494, 9154, 9269, 10348, 12338, 12604, 14248, 16988, 18308, 18538, 20696, 24676, 25208, 27263, 33976, 36616, 37076, 40963, 49352, 54526, 55211, 59501, 74152, 80197, 81926, 97681, 109052, 110422, 119002, 141887, 160394, 163852, 195362, 218104, 220844, 238004, 283774, 320788, 327704, 354419, 390724, 441688, 476008, 567548, 627049, 641576, 708838, 781448, 845153, 1135096, 1254098, 1269853, 1417676, 1690306, 1844531, 2508196, 2539706, 2835352, 3380612, 3689062, 5016392, 5079412, 6761224, 7378124, 8151637, 10158824, 10986989, 14756248, 16303274, 19438519, 21973978, 32606548, 38877038, 43947956, 65213096, 77754076, 87895912, 155508152, 252700747, 505401494, 1010802988, 2021605976]

約数ペア:

[(1, 2021605976), (2, 1010802988), (4, 505401494), (8, 252700747), (13, 155508152), (23, 87895912), (26, 77754076), (31, 65213096), (46, 43947956), (52, 38877038), (62, 32606548), (92, 21973978), (104, 19438519), (124, 16303274), (137, 14756248), (184, 10986989), (199, 10158824), (248, 8151637), (274, 7378124), (299, 6761224), (398, 5079412), (403, 5016392), (548, 3689062), (598, 3380612), (713, 2835352), (796, 2539706), (806, 2508196), (1096, 1844531), (1196, 1690306), (1426, 1417676), (1592, 1269853), (1612, 1254098), (1781, 1135096), (2392, 845153), (2587, 781448), (2852, 708838), (3151, 641576), (3224, 627049), (3562, 567548), (4247, 476008), (4577, 441688), (5174, 390724), (5704, 354419), (6169, 327704), (6302, 320788), (7124, 283774), (8494, 238004), (9154, 220844), (9269, 218104), (10348, 195362), (12338, 163852), (12604, 160394), (14248, 141887), (16988, 119002), (18308, 110422), (18538, 109052), (20696, 97681), (24676, 81926), (25208, 80197), (27263, 74152), (33976, 59501), (36616, 55211), (37076, 54526), (40963, 49352)]