20001405840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{911}}^1$

素因数の和:1198

約数の個数: 320

約数和(自身を含む): 69307564032

約数和(自身を除く): 49306158192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 227, 240, 248, 260, 310, 312, 372, 390, 403, 454, 465, 496, 520, 620, 624, 681, 744, 780, 806, 908, 911, 930, 1040, 1135, 1209, 1240, 1362, 1488, 1560, 1612, 1816, 1822, 1860, 2015, 2270, 2418, 2480, 2724, 2733, 2951, 3120, 3224, 3405, 3632, 3644, 3720, 4030, 4540, 4555, 4836, 5448, 5466, 5902, 6045, 6448, 6810, 7037, 7288, 7440, 8060, 8853, 9080, 9110, 9672, 10896, 10932, 11804, 11843, 12090, 13620, 13665, 14074, 14576, 14755, 16120, 17706, 18160, 18220, 19344, 21111, 21864, 23608, 23686, 24180, 27240, 27330, 28148, 28241, 29510, 32240, 35185, 35412, 35529, 36440, 42222, 43728, 44265, 47216, 47372, 48360, 54480, 54660, 56296, 56482, 59020, 59215, 70370, 70824, 71058, 72880, 84444, 84723, 88530, 91481, 94744, 96720, 105555, 109320, 112592, 112964, 118040, 118430, 140740, 141205, 141648, 142116, 168888, 169446, 177060, 177645, 182962, 189488, 206797, 211110, 218640, 225928, 236080, 236860, 274443, 281480, 282410, 284232, 337776, 338892, 354120, 355290, 365924, 367133, 413594, 422220, 423615, 451856, 457405, 473720, 548886, 562960, 564820, 568464, 620391, 677784, 708240, 710580, 731848, 734266, 827188, 844440, 847230, 914810, 947440, 1033985, 1097772, 1101399, 1129640, 1240782, 1355568, 1372215, 1421160, 1463696, 1468532, 1654376, 1688880, 1694460, 1829620, 1835665, 2067970, 2195544, 2202798, 2259280, 2481564, 2688361, 2744430, 2842320, 2937064, 3101955, 3308752, 3388920, 3659240, 3671330, 4135940, 4391088, 4405596, 4963128, 5376722, 5488860, 5506995, 5874128, 6203910, 6410707, 6777840, 7318480, 7342660, 8065083, 8271880, 8811192, 9926256, 10753444, 10977720, 11013990, 12407820, 12821414, 13441805, 14685320, 16130166, 16543760, 17622384, 19232121, 21506888, 21955440, 22027980, 24815640, 25642828, 26883610, 29370640, 32053535, 32260332, 38464242, 40325415, 43013776, 44055960, 49631280, 51285656, 53767220, 64107070, 64520664, 76928484, 80650830, 83339191, 88111920, 96160605, 102571312, 107534440, 128214140, 129041328, 153856968, 161301660, 166678382, 192321210, 215068880, 250017573, 256428280, 307713936, 322603320, 333356764, 384642420, 416695955, 500035146, 512856560, 645206640, 666713528, 769284840, 833391910, 1000070292, 1250087865, 1333427056, 1538569680, 1666783820, 2000140584, 2500175730, 3333567640, 4000281168, 5000351460, 6667135280, 10000702920, 20001405840]

約数ペア:

[(1, 20001405840), (2, 10000702920), (3, 6667135280), (4, 5000351460), (5, 4000281168), (6, 3333567640), (8, 2500175730), (10, 2000140584), (12, 1666783820), (13, 1538569680), (15, 1333427056), (16, 1250087865), (20, 1000070292), (24, 833391910), (26, 769284840), (30, 666713528), (31, 645206640), (39, 512856560), (40, 500035146), (48, 416695955), (52, 384642420), (60, 333356764), (62, 322603320), (65, 307713936), (78, 256428280), (80, 250017573), (93, 215068880), (104, 192321210), (120, 166678382), (124, 161301660), (130, 153856968), (155, 129041328), (156, 128214140), (186, 107534440), (195, 102571312), (208, 96160605), (227, 88111920), (240, 83339191), (248, 80650830), (260, 76928484), (310, 64520664), (312, 64107070), (372, 53767220), (390, 51285656), (403, 49631280), (454, 44055960), (465, 43013776), (496, 40325415), (520, 38464242), (620, 32260332), (624, 32053535), (681, 29370640), (744, 26883610), (780, 25642828), (806, 24815640), (908, 22027980), (911, 21955440), (930, 21506888), (1040, 19232121), (1135, 17622384), (1209, 16543760), (1240, 16130166), (1362, 14685320), (1488, 13441805), (1560, 12821414), (1612, 12407820), (1816, 11013990), (1822, 10977720), (1860, 10753444), (2015, 9926256), (2270, 8811192), (2418, 8271880), (2480, 8065083), (2724, 7342660), (2733, 7318480), (2951, 6777840), (3120, 6410707), (3224, 6203910), (3405, 5874128), (3632, 5506995), (3644, 5488860), (3720, 5376722), (4030, 4963128), (4540, 4405596), (4555, 4391088), (4836, 4135940), (5448, 3671330), (5466, 3659240), (5902, 3388920), (6045, 3308752), (6448, 3101955), (6810, 2937064), (7037, 2842320), (7288, 2744430), (7440, 2688361), (8060, 2481564), (8853, 2259280), (9080, 2202798), (9110, 2195544), (9672, 2067970), (10896, 1835665), (10932, 1829620), (11804, 1694460), (11843, 1688880), (12090, 1654376), (13620, 1468532), (13665, 1463696), (14074, 1421160), (14576, 1372215), (14755, 1355568), (16120, 1240782), (17706, 1129640), (18160, 1101399), (18220, 1097772), (19344, 1033985), (21111, 947440), (21864, 914810), (23608, 847230), (23686, 844440), (24180, 827188), (27240, 734266), (27330, 731848), (28148, 710580), (28241, 708240), (29510, 677784), (32240, 620391), (35185, 568464), (35412, 564820), (35529, 562960), (36440, 548886), (42222, 473720), (43728, 457405), (44265, 451856), (47216, 423615), (47372, 422220), (48360, 413594), (54480, 367133), (54660, 365924), (56296, 355290), (56482, 354120), (59020, 338892), (59215, 337776), (70370, 284232), (70824, 282410), (71058, 281480), (72880, 274443), (84444, 236860), (84723, 236080), (88530, 225928), (91481, 218640), (94744, 211110), (96720, 206797), (105555, 189488), (109320, 182962), (112592, 177645), (112964, 177060), (118040, 169446), (118430, 168888), (140740, 142116), (141205, 141648)]