20081046420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47737}}^1$

素因数の和:47815

約数の個数: 192

約数和(自身を含む): 67367865600

約数和(自身を除く): 47286819180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 41, 45, 54, 57, 60, 76, 82, 90, 95, 108, 114, 123, 135, 164, 171, 180, 190, 205, 228, 246, 270, 285, 342, 369, 380, 410, 492, 513, 540, 570, 615, 684, 738, 779, 820, 855, 1026, 1107, 1140, 1230, 1476, 1558, 1710, 1845, 2052, 2214, 2337, 2460, 2565, 3116, 3420, 3690, 3895, 4428, 4674, 5130, 5535, 7011, 7380, 7790, 9348, 10260, 11070, 11685, 14022, 15580, 21033, 22140, 23370, 28044, 35055, 42066, 46740, 47737, 70110, 84132, 95474, 105165, 140220, 143211, 190948, 210330, 238685, 286422, 420660, 429633, 477370, 572844, 716055, 859266, 907003, 954740, 1288899, 1432110, 1718532, 1814006, 1957217, 2148165, 2577798, 2721009, 2864220, 3628012, 3914434, 4296330, 4535015, 5155596, 5442018, 5871651, 6444495, 7828868, 8163027, 8592660, 9070030, 9786085, 10884036, 11743302, 12888990, 13605045, 16326054, 17614953, 18140060, 19572170, 23486604, 24489081, 25777980, 27210090, 29358255, 32652108, 35229906, 37187123, 39144340, 40815135, 48978162, 52844859, 54420180, 58716510, 70459812, 74374246, 81630270, 88074765, 97956324, 105689718, 111561369, 117433020, 122445405, 148748492, 163260540, 176149530, 185935615, 211379436, 223122738, 244890810, 264224295, 334684107, 352299060, 371871230, 446245476, 489781620, 528448590, 557806845, 669368214, 743742460, 1004052321, 1056897180, 1115613690, 1338736428, 1673420535, 2008104642, 2231227380, 3346841070, 4016209284, 5020261605, 6693682140, 10040523210, 20081046420]

約数ペア:

[(1, 20081046420), (2, 10040523210), (3, 6693682140), (4, 5020261605), (5, 4016209284), (6, 3346841070), (9, 2231227380), (10, 2008104642), (12, 1673420535), (15, 1338736428), (18, 1115613690), (19, 1056897180), (20, 1004052321), (27, 743742460), (30, 669368214), (36, 557806845), (38, 528448590), (41, 489781620), (45, 446245476), (54, 371871230), (57, 352299060), (60, 334684107), (76, 264224295), (82, 244890810), (90, 223122738), (95, 211379436), (108, 185935615), (114, 176149530), (123, 163260540), (135, 148748492), (164, 122445405), (171, 117433020), (180, 111561369), (190, 105689718), (205, 97956324), (228, 88074765), (246, 81630270), (270, 74374246), (285, 70459812), (342, 58716510), (369, 54420180), (380, 52844859), (410, 48978162), (492, 40815135), (513, 39144340), (540, 37187123), (570, 35229906), (615, 32652108), (684, 29358255), (738, 27210090), (779, 25777980), (820, 24489081), (855, 23486604), (1026, 19572170), (1107, 18140060), (1140, 17614953), (1230, 16326054), (1476, 13605045), (1558, 12888990), (1710, 11743302), (1845, 10884036), (2052, 9786085), (2214, 9070030), (2337, 8592660), (2460, 8163027), (2565, 7828868), (3116, 6444495), (3420, 5871651), (3690, 5442018), (3895, 5155596), (4428, 4535015), (4674, 4296330), (5130, 3914434), (5535, 3628012), (7011, 2864220), (7380, 2721009), (7790, 2577798), (9348, 2148165), (10260, 1957217), (11070, 1814006), (11685, 1718532), (14022, 1432110), (15580, 1288899), (21033, 954740), (22140, 907003), (23370, 859266), (28044, 716055), (35055, 572844), (42066, 477370), (46740, 429633), (47737, 420660), (70110, 286422), (84132, 238685), (95474, 210330), (105165, 190948), (140220, 143211)]