11997440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 35712768

約数和(自身を除く): 23715328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 103, 104, 112, 128, 130, 140, 160, 182, 206, 208, 224, 256, 260, 280, 320, 364, 412, 416, 448, 455, 515, 520, 560, 640, 721, 728, 824, 832, 896, 910, 1030, 1040, 1120, 1280, 1339, 1442, 1456, 1648, 1664, 1792, 1820, 2060, 2080, 2240, 2678, 2884, 2912, 3296, 3328, 3605, 3640, 4120, 4160, 4480, 5356, 5768, 5824, 6592, 6695, 7210, 7280, 8240, 8320, 8960, 9373, 10712, 11536, 11648, 13184, 13390, 14420, 14560, 16480, 16640, 18746, 21424, 23072, 23296, 26368, 26780, 28840, 29120, 32960, 37492, 42848, 46144, 46865, 53560, 57680, 58240, 65920, 74984, 85696, 92288, 93730, 107120, 115360, 116480, 131840, 149968, 171392, 184576, 187460, 214240, 230720, 299936, 342784, 374920, 428480, 461440, 599872, 749840, 856960, 922880, 1199744, 1499680, 1713920, 2399488, 2999360, 5998720, 11997440]

約数ペア:

[(1, 11997440), (2, 5998720), (4, 2999360), (5, 2399488), (7, 1713920), (8, 1499680), (10, 1199744), (13, 922880), (14, 856960), (16, 749840), (20, 599872), (26, 461440), (28, 428480), (32, 374920), (35, 342784), (40, 299936), (52, 230720), (56, 214240), (64, 187460), (65, 184576), (70, 171392), (80, 149968), (91, 131840), (103, 116480), (104, 115360), (112, 107120), (128, 93730), (130, 92288), (140, 85696), (160, 74984), (182, 65920), (206, 58240), (208, 57680), (224, 53560), (256, 46865), (260, 46144), (280, 42848), (320, 37492), (364, 32960), (412, 29120), (416, 28840), (448, 26780), (455, 26368), (515, 23296), (520, 23072), (560, 21424), (640, 18746), (721, 16640), (728, 16480), (824, 14560), (832, 14420), (896, 13390), (910, 13184), (1030, 11648), (1040, 11536), (1120, 10712), (1280, 9373), (1339, 8960), (1442, 8320), (1456, 8240), (1648, 7280), (1664, 7210), (1792, 6695), (1820, 6592), (2060, 5824), (2080, 5768), (2240, 5356), (2678, 4480), (2884, 4160), (2912, 4120), (3296, 3640), (3328, 3605)]