20604983840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:5035

約数の個数: 192

約数和(自身を含む): 57493255680

約数和(自身を除く): 36888271840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 70, 71, 80, 106, 112, 140, 142, 160, 212, 224, 265, 280, 284, 355, 371, 424, 497, 530, 560, 568, 710, 742, 848, 994, 1060, 1120, 1136, 1420, 1484, 1696, 1855, 1988, 2120, 2272, 2485, 2840, 2968, 3710, 3763, 3976, 4240, 4889, 4970, 5680, 5936, 7420, 7526, 7952, 8480, 9778, 9940, 11360, 11872, 14840, 15052, 15904, 18815, 19556, 19880, 24445, 26341, 29680, 30104, 34223, 37630, 39112, 39760, 48890, 52682, 59360, 60208, 68446, 75260, 78224, 79520, 97780, 105364, 120416, 131705, 136892, 150520, 156448, 171115, 195560, 210728, 259117, 263410, 273784, 301040, 342230, 347119, 391120, 421456, 518234, 526820, 547568, 602080, 684460, 694238, 782240, 842912, 1036468, 1053640, 1095136, 1295585, 1368920, 1388476, 1735595, 1813819, 2072936, 2107280, 2429833, 2591170, 2737840, 2776952, 3471190, 3627638, 4145872, 4214560, 4859666, 5182340, 5475680, 5553904, 6942380, 7255276, 8291744, 9069095, 9719332, 10364680, 11107808, 12149165, 13884760, 14510552, 18138190, 18397307, 19438664, 20729360, 24298330, 27769520, 29021104, 36276380, 36794614, 38877328, 41458720, 48596660, 55539040, 58042208, 72552760, 73589228, 77754656, 91986535, 97193320, 128781149, 145105520, 147178456, 183973070, 194386640, 257562298, 290211040, 294356912, 367946140, 388773280, 515124596, 588713824, 643905745, 735892280, 1030249192, 1287811490, 1471784560, 2060498384, 2575622980, 2943569120, 4120996768, 5151245960, 10302491920, 20604983840]

約数ペア:

[(1, 20604983840), (2, 10302491920), (4, 5151245960), (5, 4120996768), (7, 2943569120), (8, 2575622980), (10, 2060498384), (14, 1471784560), (16, 1287811490), (20, 1030249192), (28, 735892280), (32, 643905745), (35, 588713824), (40, 515124596), (53, 388773280), (56, 367946140), (70, 294356912), (71, 290211040), (80, 257562298), (106, 194386640), (112, 183973070), (140, 147178456), (142, 145105520), (160, 128781149), (212, 97193320), (224, 91986535), (265, 77754656), (280, 73589228), (284, 72552760), (355, 58042208), (371, 55539040), (424, 48596660), (497, 41458720), (530, 38877328), (560, 36794614), (568, 36276380), (710, 29021104), (742, 27769520), (848, 24298330), (994, 20729360), (1060, 19438664), (1120, 18397307), (1136, 18138190), (1420, 14510552), (1484, 13884760), (1696, 12149165), (1855, 11107808), (1988, 10364680), (2120, 9719332), (2272, 9069095), (2485, 8291744), (2840, 7255276), (2968, 6942380), (3710, 5553904), (3763, 5475680), (3976, 5182340), (4240, 4859666), (4889, 4214560), (4970, 4145872), (5680, 3627638), (5936, 3471190), (7420, 2776952), (7526, 2737840), (7952, 2591170), (8480, 2429833), (9778, 2107280), (9940, 2072936), (11360, 1813819), (11872, 1735595), (14840, 1388476), (15052, 1368920), (15904, 1295585), (18815, 1095136), (19556, 1053640), (19880, 1036468), (24445, 842912), (26341, 782240), (29680, 694238), (30104, 684460), (34223, 602080), (37630, 547568), (39112, 526820), (39760, 518234), (48890, 421456), (52682, 391120), (59360, 347119), (60208, 342230), (68446, 301040), (75260, 273784), (78224, 263410), (79520, 259117), (97780, 210728), (105364, 195560), (120416, 171115), (131705, 156448), (136892, 150520)]