20854621920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4423}}^1$

素因数の和:4518

約数の個数: 384

約数和(自身を含む): 77058293760

約数和(自身を除く): 56203671840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 47, 48, 55, 57, 60, 66, 76, 80, 88, 94, 95, 96, 110, 114, 120, 132, 141, 152, 160, 165, 176, 188, 190, 209, 220, 228, 235, 240, 264, 282, 285, 304, 330, 352, 376, 380, 418, 440, 456, 470, 480, 517, 528, 564, 570, 608, 627, 660, 705, 752, 760, 836, 880, 893, 912, 940, 1034, 1045, 1056, 1128, 1140, 1254, 1320, 1410, 1504, 1520, 1551, 1672, 1760, 1786, 1824, 1880, 2068, 2090, 2256, 2280, 2508, 2585, 2640, 2679, 2820, 3040, 3102, 3135, 3344, 3572, 3760, 4136, 4180, 4423, 4465, 4512, 4560, 5016, 5170, 5280, 5358, 5640, 6204, 6270, 6688, 7144, 7520, 7755, 8272, 8360, 8846, 8930, 9120, 9823, 10032, 10340, 10716, 11280, 12408, 12540, 13269, 13395, 14288, 15510, 16544, 16720, 17692, 17860, 19646, 20064, 20680, 21432, 22115, 22560, 24816, 25080, 26538, 26790, 28576, 29469, 31020, 33440, 35384, 35720, 39292, 41360, 42864, 44230, 48653, 49115, 49632, 50160, 53076, 53580, 58938, 62040, 66345, 70768, 71440, 78584, 82720, 84037, 85728, 88460, 97306, 98230, 100320, 106152, 107160, 117876, 124080, 132690, 141536, 142880, 145959, 147345, 157168, 168074, 176920, 194612, 196460, 207881, 212304, 214320, 235752, 243265, 248160, 252111, 265380, 291918, 294690, 314336, 336148, 353840, 389224, 392920, 415762, 420185, 424608, 428640, 471504, 486530, 504222, 530760, 583836, 589380, 623643, 672296, 707680, 729795, 778448, 785840, 831524, 840370, 924407, 943008, 973060, 1008444, 1039405, 1061520, 1167672, 1178760, 1247286, 1260555, 1344592, 1459590, 1556896, 1571680, 1663048, 1680740, 1848814, 1946120, 2016888, 2078810, 2123040, 2286691, 2335344, 2357520, 2494572, 2521110, 2689184, 2773221, 2919180, 3118215, 3326096, 3361480, 3697628, 3892240, 3949739, 4033776, 4157620, 4573382, 4622035, 4670688, 4715040, 4989144, 5042220, 5546442, 5838360, 6236430, 6652192, 6722960, 6860073, 7395256, 7784480, 7899478, 8067552, 8315240, 9146764, 9244070, 9978288, 10084440, 11092884, 11433455, 11676720, 11849217, 12472860, 13445920, 13720146, 13866105, 14790512, 15798956, 16630480, 18293528, 18488140, 19748695, 19956576, 20168880, 22185768, 22866910, 23353440, 23698434, 24945720, 27440292, 27732210, 29581024, 31597912, 33260960, 34300365, 36587056, 36976280, 39497390, 40337760, 43447129, 44371536, 45733820, 47396868, 49891440, 54880584, 55464420, 59246085, 63195824, 68600730, 73174112, 73952560, 78994780, 86894258, 88743072, 91467640, 94793736, 99782880, 109761168, 110928840, 118492170, 126391648, 130341387, 137201460, 147905120, 157989560, 173788516, 182935280, 189587472, 217235645, 219522336, 221857680, 236984340, 260682774, 274402920, 315979120, 347577032, 365870560, 379174944, 434471290, 443715360, 473968680, 521365548, 548805840, 631958240, 651706935, 695154064, 868942580, 947937360, 1042731096, 1097611680, 1303413870, 1390308128, 1737885160, 1895874720, 2085462192, 2606827740, 3475770320, 4170924384, 5213655480, 6951540640, 10427310960, 20854621920]

約数ペア:

[(1, 20854621920), (2, 10427310960), (3, 6951540640), (4, 5213655480), (5, 4170924384), (6, 3475770320), (8, 2606827740), (10, 2085462192), (11, 1895874720), (12, 1737885160), (15, 1390308128), (16, 1303413870), (19, 1097611680), (20, 1042731096), (22, 947937360), (24, 868942580), (30, 695154064), (32, 651706935), (33, 631958240), (38, 548805840), (40, 521365548), (44, 473968680), (47, 443715360), (48, 434471290), (55, 379174944), (57, 365870560), (60, 347577032), (66, 315979120), (76, 274402920), (80, 260682774), (88, 236984340), (94, 221857680), (95, 219522336), (96, 217235645), (110, 189587472), (114, 182935280), (120, 173788516), (132, 157989560), (141, 147905120), (152, 137201460), (160, 130341387), (165, 126391648), (176, 118492170), (188, 110928840), (190, 109761168), (209, 99782880), (220, 94793736), (228, 91467640), (235, 88743072), (240, 86894258), (264, 78994780), (282, 73952560), (285, 73174112), (304, 68600730), (330, 63195824), (352, 59246085), (376, 55464420), (380, 54880584), (418, 49891440), (440, 47396868), (456, 45733820), (470, 44371536), (480, 43447129), (517, 40337760), (528, 39497390), (564, 36976280), (570, 36587056), (608, 34300365), (627, 33260960), (660, 31597912), (705, 29581024), (752, 27732210), (760, 27440292), (836, 24945720), (880, 23698434), (893, 23353440), (912, 22866910), (940, 22185768), (1034, 20168880), (1045, 19956576), (1056, 19748695), (1128, 18488140), (1140, 18293528), (1254, 16630480), (1320, 15798956), (1410, 14790512), (1504, 13866105), (1520, 13720146), (1551, 13445920), (1672, 12472860), (1760, 11849217), (1786, 11676720), (1824, 11433455), (1880, 11092884), (2068, 10084440), (2090, 9978288), (2256, 9244070), (2280, 9146764), (2508, 8315240), (2585, 8067552), (2640, 7899478), (2679, 7784480), (2820, 7395256), (3040, 6860073), (3102, 6722960), (3135, 6652192), (3344, 6236430), (3572, 5838360), (3760, 5546442), (4136, 5042220), (4180, 4989144), (4423, 4715040), (4465, 4670688), (4512, 4622035), (4560, 4573382), (5016, 4157620), (5170, 4033776), (5280, 3949739), (5358, 3892240), (5640, 3697628), (6204, 3361480), (6270, 3326096), (6688, 3118215), (7144, 2919180), (7520, 2773221), (7755, 2689184), (8272, 2521110), (8360, 2494572), (8846, 2357520), (8930, 2335344), (9120, 2286691), (9823, 2123040), (10032, 2078810), (10340, 2016888), (10716, 1946120), (11280, 1848814), (12408, 1680740), (12540, 1663048), (13269, 1571680), (13395, 1556896), (14288, 1459590), (15510, 1344592), (16544, 1260555), (16720, 1247286), (17692, 1178760), (17860, 1167672), (19646, 1061520), (20064, 1039405), (20680, 1008444), (21432, 973060), (22115, 943008), (22560, 924407), (24816, 840370), (25080, 831524), (26538, 785840), (26790, 778448), (28576, 729795), (29469, 707680), (31020, 672296), (33440, 623643), (35384, 589380), (35720, 583836), (39292, 530760), (41360, 504222), (42864, 486530), (44230, 471504), (48653, 428640), (49115, 424608), (49632, 420185), (50160, 415762), (53076, 392920), (53580, 389224), (58938, 353840), (62040, 336148), (66345, 314336), (70768, 294690), (71440, 291918), (78584, 265380), (82720, 252111), (84037, 248160), (85728, 243265), (88460, 235752), (97306, 214320), (98230, 212304), (100320, 207881), (106152, 196460), (107160, 194612), (117876, 176920), (124080, 168074), (132690, 157168), (141536, 147345), (142880, 145959)]