20085937620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1\times {\mathrm{499}}^1$

素因数の和:1158

約数の個数: 192

約数和(自身を含む): 64834560000

約数和(自身を除く): 44748622380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 239, 401, 420, 478, 499, 717, 802, 956, 998, 1195, 1203, 1434, 1497, 1604, 1673, 1996, 2005, 2390, 2406, 2495, 2807, 2868, 2994, 3346, 3493, 3585, 4010, 4780, 4812, 4990, 5019, 5614, 5988, 6015, 6692, 6986, 7170, 7485, 8020, 8365, 8421, 9980, 10038, 10479, 11228, 12030, 13972, 14035, 14340, 14970, 16730, 16842, 17465, 20076, 20958, 24060, 25095, 28070, 29940, 33460, 33684, 34930, 41916, 42105, 50190, 52395, 56140, 69860, 84210, 95839, 100380, 104790, 119261, 168420, 191678, 200099, 209580, 238522, 287517, 357783, 383356, 400198, 477044, 479195, 575034, 596305, 600297, 670873, 715566, 800396, 834827, 958390, 1000495, 1150068, 1192610, 1200594, 1341746, 1400693, 1431132, 1437585, 1669654, 1788915, 1916780, 2000990, 2012619, 2385220, 2401188, 2504481, 2683492, 2801386, 2875170, 3001485, 3339308, 3354365, 3577830, 4001980, 4025238, 4174135, 4202079, 5008962, 5602772, 5750340, 6002970, 6708730, 7003465, 7155660, 8050476, 8348270, 8404158, 10017924, 10063095, 12005940, 12522405, 13417460, 14006930, 16696540, 16808316, 20126190, 21010395, 25044810, 28013860, 40252380, 42020790, 47823661, 50089620, 84041580, 95647322, 143470983, 191294644, 239118305, 286941966, 334765627, 478236610, 573883932, 669531254, 717354915, 956473220, 1004296881, 1339062508, 1434709830, 1673828135, 2008593762, 2869419660, 3347656270, 4017187524, 5021484405, 6695312540, 10042968810, 20085937620]

約数ペア:

[(1, 20085937620), (2, 10042968810), (3, 6695312540), (4, 5021484405), (5, 4017187524), (6, 3347656270), (7, 2869419660), (10, 2008593762), (12, 1673828135), (14, 1434709830), (15, 1339062508), (20, 1004296881), (21, 956473220), (28, 717354915), (30, 669531254), (35, 573883932), (42, 478236610), (60, 334765627), (70, 286941966), (84, 239118305), (105, 191294644), (140, 143470983), (210, 95647322), (239, 84041580), (401, 50089620), (420, 47823661), (478, 42020790), (499, 40252380), (717, 28013860), (802, 25044810), (956, 21010395), (998, 20126190), (1195, 16808316), (1203, 16696540), (1434, 14006930), (1497, 13417460), (1604, 12522405), (1673, 12005940), (1996, 10063095), (2005, 10017924), (2390, 8404158), (2406, 8348270), (2495, 8050476), (2807, 7155660), (2868, 7003465), (2994, 6708730), (3346, 6002970), (3493, 5750340), (3585, 5602772), (4010, 5008962), (4780, 4202079), (4812, 4174135), (4990, 4025238), (5019, 4001980), (5614, 3577830), (5988, 3354365), (6015, 3339308), (6692, 3001485), (6986, 2875170), (7170, 2801386), (7485, 2683492), (8020, 2504481), (8365, 2401188), (8421, 2385220), (9980, 2012619), (10038, 2000990), (10479, 1916780), (11228, 1788915), (12030, 1669654), (13972, 1437585), (14035, 1431132), (14340, 1400693), (14970, 1341746), (16730, 1200594), (16842, 1192610), (17465, 1150068), (20076, 1000495), (20958, 958390), (24060, 834827), (25095, 800396), (28070, 715566), (29940, 670873), (33460, 600297), (33684, 596305), (34930, 575034), (41916, 479195), (42105, 477044), (50190, 400198), (52395, 383356), (56140, 357783), (69860, 287517), (84210, 238522), (95839, 209580), (100380, 200099), (104790, 191678), (119261, 168420)]