40287104

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 98703360

約数和(自身を除く): 58416256

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 71, 88, 104, 124, 128, 142, 143, 176, 208, 248, 284, 286, 341, 352, 403, 416, 496, 568, 572, 682, 704, 781, 806, 832, 923, 992, 1136, 1144, 1364, 1408, 1562, 1612, 1664, 1846, 1984, 2201, 2272, 2288, 2728, 3124, 3224, 3692, 3968, 4402, 4433, 4544, 4576, 5456, 6248, 6448, 7384, 8804, 8866, 9088, 9152, 10153, 10912, 12496, 12896, 14768, 17608, 17732, 18304, 20306, 21824, 24211, 24992, 25792, 28613, 29536, 35216, 35464, 40612, 43648, 48422, 49984, 51584, 57226, 59072, 70432, 70928, 81224, 96844, 99968, 114452, 118144, 140864, 141856, 162448, 193688, 228904, 281728, 283712, 314743, 324896, 387376, 457808, 567424, 629486, 649792, 774752, 915616, 1258972, 1299584, 1549504, 1831232, 2517944, 3099008, 3662464, 5035888, 10071776, 20143552, 40287104]

約数ペア:

[(1, 40287104), (2, 20143552), (4, 10071776), (8, 5035888), (11, 3662464), (13, 3099008), (16, 2517944), (22, 1831232), (26, 1549504), (31, 1299584), (32, 1258972), (44, 915616), (52, 774752), (62, 649792), (64, 629486), (71, 567424), (88, 457808), (104, 387376), (124, 324896), (128, 314743), (142, 283712), (143, 281728), (176, 228904), (208, 193688), (248, 162448), (284, 141856), (286, 140864), (341, 118144), (352, 114452), (403, 99968), (416, 96844), (496, 81224), (568, 70928), (572, 70432), (682, 59072), (704, 57226), (781, 51584), (806, 49984), (832, 48422), (923, 43648), (992, 40612), (1136, 35464), (1144, 35216), (1364, 29536), (1408, 28613), (1562, 25792), (1612, 24992), (1664, 24211), (1846, 21824), (1984, 20306), (2201, 18304), (2272, 17732), (2288, 17608), (2728, 14768), (3124, 12896), (3224, 12496), (3692, 10912), (3968, 10153), (4402, 9152), (4433, 9088), (4544, 8866), (4576, 8804), (5456, 7384), (6248, 6448)]