20170769920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8863}}^1$

素因数の和:9020

約数の個数: 160

約数和(自身を含む): 55713005568

約数和(自身を除く): 35542235648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 448, 508, 512, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1280, 1778, 1792, 2032, 2240, 2540, 2560, 3556, 3584, 4064, 4445, 4480, 5080, 7112, 8128, 8863, 8890, 8960, 10160, 14224, 16256, 17726, 17780, 17920, 20320, 28448, 32512, 35452, 35560, 40640, 44315, 56896, 62041, 65024, 70904, 71120, 81280, 88630, 113792, 124082, 141808, 142240, 162560, 177260, 227584, 248164, 283616, 284480, 310205, 325120, 354520, 455168, 496328, 567232, 568960, 620410, 709040, 992656, 1125601, 1134464, 1137920, 1240820, 1418080, 1985312, 2251202, 2268928, 2275840, 2481640, 2836160, 3970624, 4502404, 4537856, 4963280, 5628005, 5672320, 7879207, 7941248, 9004808, 9926560, 11256010, 11344640, 15758414, 15882496, 18009616, 19853120, 22512020, 22689280, 31516828, 31764992, 36019232, 39396035, 39706240, 45024040, 63033656, 72038464, 78792070, 79412480, 90048080, 126067312, 144076928, 157584140, 158824960, 180096160, 252134624, 288153856, 315168280, 360192320, 504269248, 576307712, 630336560, 720384640, 1008538496, 1260673120, 1440769280, 2017076992, 2521346240, 2881538560, 4034153984, 5042692480, 10085384960, 20170769920]

約数ペア:

[(1, 20170769920), (2, 10085384960), (4, 5042692480), (5, 4034153984), (7, 2881538560), (8, 2521346240), (10, 2017076992), (14, 1440769280), (16, 1260673120), (20, 1008538496), (28, 720384640), (32, 630336560), (35, 576307712), (40, 504269248), (56, 360192320), (64, 315168280), (70, 288153856), (80, 252134624), (112, 180096160), (127, 158824960), (128, 157584140), (140, 144076928), (160, 126067312), (224, 90048080), (254, 79412480), (256, 78792070), (280, 72038464), (320, 63033656), (448, 45024040), (508, 39706240), (512, 39396035), (560, 36019232), (635, 31764992), (640, 31516828), (889, 22689280), (896, 22512020), (1016, 19853120), (1120, 18009616), (1270, 15882496), (1280, 15758414), (1778, 11344640), (1792, 11256010), (2032, 9926560), (2240, 9004808), (2540, 7941248), (2560, 7879207), (3556, 5672320), (3584, 5628005), (4064, 4963280), (4445, 4537856), (4480, 4502404), (5080, 3970624), (7112, 2836160), (8128, 2481640), (8863, 2275840), (8890, 2268928), (8960, 2251202), (10160, 1985312), (14224, 1418080), (16256, 1240820), (17726, 1137920), (17780, 1134464), (17920, 1125601), (20320, 992656), (28448, 709040), (32512, 620410), (35452, 568960), (35560, 567232), (40640, 496328), (44315, 455168), (56896, 354520), (62041, 325120), (65024, 310205), (70904, 284480), (71120, 283616), (81280, 248164), (88630, 227584), (113792, 177260), (124082, 162560), (141808, 142240)]