39799760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 128241792

約数和(自身を除く): 88442032

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 71, 77, 80, 88, 91, 98, 104, 110, 112, 130, 140, 142, 143, 154, 176, 182, 196, 208, 220, 245, 260, 280, 284, 286, 308, 355, 364, 385, 392, 440, 455, 490, 497, 520, 539, 560, 568, 572, 616, 637, 710, 715, 728, 770, 781, 784, 880, 910, 923, 980, 994, 1001, 1040, 1078, 1136, 1144, 1232, 1274, 1420, 1430, 1456, 1540, 1562, 1820, 1846, 1960, 1988, 2002, 2156, 2288, 2485, 2548, 2695, 2840, 2860, 3080, 3124, 3185, 3479, 3640, 3692, 3905, 3920, 3976, 4004, 4312, 4615, 4970, 5005, 5096, 5390, 5467, 5680, 5720, 6160, 6248, 6370, 6461, 6958, 7007, 7280, 7384, 7810, 7952, 8008, 8624, 9230, 9940, 10010, 10153, 10192, 10780, 10934, 11440, 12496, 12740, 12922, 13916, 14014, 14768, 15620, 16016, 17395, 18460, 19880, 20020, 20306, 21560, 21868, 25480, 25844, 27335, 27832, 28028, 31240, 32305, 34790, 35035, 36920, 38269, 39760, 40040, 40612, 43120, 43736, 45227, 50765, 50960, 51688, 54670, 55664, 56056, 62480, 64610, 69580, 70070, 71071, 73840, 76538, 80080, 81224, 87472, 90454, 101530, 103376, 109340, 112112, 129220, 139160, 140140, 142142, 153076, 162448, 180908, 191345, 203060, 218680, 226135, 258440, 278320, 280280, 284284, 306152, 355355, 361816, 382690, 406120, 437360, 452270, 497497, 516880, 560560, 568568, 612304, 710710, 723632, 765380, 812240, 904540, 994994, 1137136, 1421420, 1530760, 1809080, 1989988, 2487485, 2842840, 3061520, 3618160, 3979976, 4974970, 5685680, 7959952, 9949940, 19899880, 39799760]

約数ペア:

[(1, 39799760), (2, 19899880), (4, 9949940), (5, 7959952), (7, 5685680), (8, 4974970), (10, 3979976), (11, 3618160), (13, 3061520), (14, 2842840), (16, 2487485), (20, 1989988), (22, 1809080), (26, 1530760), (28, 1421420), (35, 1137136), (40, 994994), (44, 904540), (49, 812240), (52, 765380), (55, 723632), (56, 710710), (65, 612304), (70, 568568), (71, 560560), (77, 516880), (80, 497497), (88, 452270), (91, 437360), (98, 406120), (104, 382690), (110, 361816), (112, 355355), (130, 306152), (140, 284284), (142, 280280), (143, 278320), (154, 258440), (176, 226135), (182, 218680), (196, 203060), (208, 191345), (220, 180908), (245, 162448), (260, 153076), (280, 142142), (284, 140140), (286, 139160), (308, 129220), (355, 112112), (364, 109340), (385, 103376), (392, 101530), (440, 90454), (455, 87472), (490, 81224), (497, 80080), (520, 76538), (539, 73840), (560, 71071), (568, 70070), (572, 69580), (616, 64610), (637, 62480), (710, 56056), (715, 55664), (728, 54670), (770, 51688), (781, 50960), (784, 50765), (880, 45227), (910, 43736), (923, 43120), (980, 40612), (994, 40040), (1001, 39760), (1040, 38269), (1078, 36920), (1136, 35035), (1144, 34790), (1232, 32305), (1274, 31240), (1420, 28028), (1430, 27832), (1456, 27335), (1540, 25844), (1562, 25480), (1820, 21868), (1846, 21560), (1960, 20306), (1988, 20020), (2002, 19880), (2156, 18460), (2288, 17395), (2485, 16016), (2548, 15620), (2695, 14768), (2840, 14014), (2860, 13916), (3080, 12922), (3124, 12740), (3185, 12496), (3479, 11440), (3640, 10934), (3692, 10780), (3905, 10192), (3920, 10153), (3976, 10010), (4004, 9940), (4312, 9230), (4615, 8624), (4970, 8008), (5005, 7952), (5096, 7810), (5390, 7384), (5467, 7280), (5680, 7007), (5720, 6958), (6160, 6461), (6248, 6370)]