2020145587040

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1447}}^1\times {\mathrm{25439}}^1$

素因数の和:26922

約数の個数: 192

約数和(自身を含む): 5569772544000

約数和(自身を除く): 3549626956960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1447, 1568, 1715, 1960, 2744, 2894, 3430, 3920, 5488, 5788, 6860, 7235, 7840, 10129, 10976, 11576, 13720, 14470, 20258, 23152, 25439, 27440, 28940, 40516, 46304, 50645, 50878, 54880, 57880, 70903, 81032, 101290, 101756, 115760, 127195, 141806, 162064, 178073, 202580, 203512, 231520, 254390, 283612, 324128, 354515, 356146, 405160, 407024, 496321, 508780, 567224, 709030, 712292, 810320, 814048, 890365, 992642, 1017560, 1134448, 1246511, 1418060, 1424584, 1620640, 1780730, 1985284, 2035120, 2268896, 2481605, 2493022, 2836120, 2849168, 3561460, 3970568, 4070240, 4963210, 4986044, 5672240, 5698336, 6232555, 7122920, 7941136, 8725577, 9926420, 9972088, 11344480, 12465110, 14245840, 15882272, 17451154, 19852840, 19944176, 24930220, 28491680, 34902308, 36810233, 39705680, 39888352, 43627885, 49860440, 69804616, 73620466, 79411360, 87255770, 99720880, 139609232, 147240932, 174511540, 184051165, 199441760, 257671631, 279218464, 294481864, 349023080, 368102330, 515343262, 588963728, 698046160, 736204660, 1030686524, 1177927456, 1288358155, 1396092320, 1472409320, 1803701417, 2061373048, 2576716310, 2944818640, 3607402834, 4122746096, 5153432620, 5889637280, 7214805668, 8245492192, 9018507085, 10306865240, 12625909919, 14429611336, 18037014170, 20613730480, 25251819838, 28859222672, 36074028340, 41227460960, 50503639676, 57718445344, 63129549595, 72148056680, 101007279352, 126259099190, 144296113360, 202014558704, 252518198380, 288592226720, 404029117408, 505036396760, 1010072793520, 2020145587040]

約数ペア:

[(1, 2020145587040), (2, 1010072793520), (4, 505036396760), (5, 404029117408), (7, 288592226720), (8, 252518198380), (10, 202014558704), (14, 144296113360), (16, 126259099190), (20, 101007279352), (28, 72148056680), (32, 63129549595), (35, 57718445344), (40, 50503639676), (49, 41227460960), (56, 36074028340), (70, 28859222672), (80, 25251819838), (98, 20613730480), (112, 18037014170), (140, 14429611336), (160, 12625909919), (196, 10306865240), (224, 9018507085), (245, 8245492192), (280, 7214805668), (343, 5889637280), (392, 5153432620), (490, 4122746096), (560, 3607402834), (686, 2944818640), (784, 2576716310), (980, 2061373048), (1120, 1803701417), (1372, 1472409320), (1447, 1396092320), (1568, 1288358155), (1715, 1177927456), (1960, 1030686524), (2744, 736204660), (2894, 698046160), (3430, 588963728), (3920, 515343262), (5488, 368102330), (5788, 349023080), (6860, 294481864), (7235, 279218464), (7840, 257671631), (10129, 199441760), (10976, 184051165), (11576, 174511540), (13720, 147240932), (14470, 139609232), (20258, 99720880), (23152, 87255770), (25439, 79411360), (27440, 73620466), (28940, 69804616), (40516, 49860440), (46304, 43627885), (50645, 39888352), (50878, 39705680), (54880, 36810233), (57880, 34902308), (70903, 28491680), (81032, 24930220), (101290, 19944176), (101756, 19852840), (115760, 17451154), (127195, 15882272), (141806, 14245840), (162064, 12465110), (178073, 11344480), (202580, 9972088), (203512, 9926420), (231520, 8725577), (254390, 7941136), (283612, 7122920), (324128, 6232555), (354515, 5698336), (356146, 5672240), (405160, 4986044), (407024, 4963210), (496321, 4070240), (508780, 3970568), (567224, 3561460), (709030, 2849168), (712292, 2836120), (810320, 2493022), (814048, 2481605), (890365, 2268896), (992642, 2035120), (1017560, 1985284), (1134448, 1780730), (1246511, 1620640), (1418060, 1424584)]