20414007040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:647

約数の個数: 288

約数和(自身を含む): 57937098240

約数和(自身を除く): 37523091200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 139, 140, 148, 160, 185, 224, 256, 259, 278, 280, 296, 320, 370, 443, 448, 518, 556, 560, 592, 640, 695, 740, 886, 896, 973, 1036, 1112, 1120, 1184, 1280, 1295, 1390, 1480, 1772, 1792, 1946, 2072, 2215, 2224, 2240, 2368, 2590, 2780, 2960, 3101, 3544, 3892, 4144, 4430, 4448, 4480, 4736, 4865, 5143, 5180, 5560, 5920, 6202, 7088, 7784, 8288, 8860, 8896, 8960, 9472, 9730, 10286, 10360, 11120, 11840, 12404, 14176, 15505, 15568, 16391, 16576, 17720, 17792, 19460, 20572, 20720, 22240, 23680, 24808, 25715, 28352, 31010, 31136, 32782, 33152, 35440, 35584, 36001, 38920, 41144, 41440, 44480, 47360, 49616, 51430, 56704, 61577, 62020, 62272, 65564, 66304, 70880, 72002, 77840, 81955, 82288, 82880, 88960, 99232, 102860, 113408, 114737, 123154, 124040, 124544, 131128, 141760, 144004, 155680, 163910, 164576, 165760, 177920, 180005, 198464, 205720, 229474, 246308, 248080, 249088, 262256, 283520, 288008, 307885, 311360, 327820, 329152, 331520, 360010, 396928, 411440, 431039, 458948, 492616, 496160, 524512, 567040, 573685, 576016, 615770, 622720, 655640, 658304, 720020, 793856, 822880, 862078, 917896, 985232, 992320, 1049024, 1147370, 1152032, 1231540, 1245440, 1311280, 1316608, 1440040, 1645760, 1724156, 1835792, 1970464, 1984640, 2098048, 2155195, 2278349, 2294740, 2304064, 2463080, 2622560, 2880080, 3291520, 3448312, 3671584, 3940928, 3969280, 4196096, 4310390, 4556698, 4589480, 4608128, 4926160, 5245120, 5760160, 6583040, 6896624, 7343168, 7881856, 8620780, 9113396, 9178960, 9216256, 9852320, 10490240, 11391745, 11520320, 13793248, 14686336, 15763712, 15948443, 17241560, 18226792, 18357920, 19704640, 20980480, 22783490, 23040640, 27586496, 29372672, 31896886, 34483120, 36453584, 36715840, 39409280, 45566980, 46081280, 55172992, 63793772, 68966240, 72907168, 73431680, 78818560, 79742215, 91133960, 110345984, 127587544, 137932480, 145814336, 146863360, 159484430, 182267920, 255175088, 275864960, 291628672, 318968860, 364535840, 510350176, 551729920, 583257344, 637937720, 729071680, 1020700352, 1275875440, 1458143360, 2041400704, 2551750880, 2916286720, 4082801408, 5103501760, 10207003520, 20414007040]

約数ペア:

[(1, 20414007040), (2, 10207003520), (4, 5103501760), (5, 4082801408), (7, 2916286720), (8, 2551750880), (10, 2041400704), (14, 1458143360), (16, 1275875440), (20, 1020700352), (28, 729071680), (32, 637937720), (35, 583257344), (37, 551729920), (40, 510350176), (56, 364535840), (64, 318968860), (70, 291628672), (74, 275864960), (80, 255175088), (112, 182267920), (128, 159484430), (139, 146863360), (140, 145814336), (148, 137932480), (160, 127587544), (185, 110345984), (224, 91133960), (256, 79742215), (259, 78818560), (278, 73431680), (280, 72907168), (296, 68966240), (320, 63793772), (370, 55172992), (443, 46081280), (448, 45566980), (518, 39409280), (556, 36715840), (560, 36453584), (592, 34483120), (640, 31896886), (695, 29372672), (740, 27586496), (886, 23040640), (896, 22783490), (973, 20980480), (1036, 19704640), (1112, 18357920), (1120, 18226792), (1184, 17241560), (1280, 15948443), (1295, 15763712), (1390, 14686336), (1480, 13793248), (1772, 11520320), (1792, 11391745), (1946, 10490240), (2072, 9852320), (2215, 9216256), (2224, 9178960), (2240, 9113396), (2368, 8620780), (2590, 7881856), (2780, 7343168), (2960, 6896624), (3101, 6583040), (3544, 5760160), (3892, 5245120), (4144, 4926160), (4430, 4608128), (4448, 4589480), (4480, 4556698), (4736, 4310390), (4865, 4196096), (5143, 3969280), (5180, 3940928), (5560, 3671584), (5920, 3448312), (6202, 3291520), (7088, 2880080), (7784, 2622560), (8288, 2463080), (8860, 2304064), (8896, 2294740), (8960, 2278349), (9472, 2155195), (9730, 2098048), (10286, 1984640), (10360, 1970464), (11120, 1835792), (11840, 1724156), (12404, 1645760), (14176, 1440040), (15505, 1316608), (15568, 1311280), (16391, 1245440), (16576, 1231540), (17720, 1152032), (17792, 1147370), (19460, 1049024), (20572, 992320), (20720, 985232), (22240, 917896), (23680, 862078), (24808, 822880), (25715, 793856), (28352, 720020), (31010, 658304), (31136, 655640), (32782, 622720), (33152, 615770), (35440, 576016), (35584, 573685), (36001, 567040), (38920, 524512), (41144, 496160), (41440, 492616), (44480, 458948), (47360, 431039), (49616, 411440), (51430, 396928), (56704, 360010), (61577, 331520), (62020, 329152), (62272, 327820), (65564, 311360), (66304, 307885), (70880, 288008), (72002, 283520), (77840, 262256), (81955, 249088), (82288, 248080), (82880, 246308), (88960, 229474), (99232, 205720), (102860, 198464), (113408, 180005), (114737, 177920), (123154, 165760), (124040, 164576), (124544, 163910), (131128, 155680), (141760, 144004)]