20139919040

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:703

約数の個数: 224

約数和(自身を含む): 52142745600

約数和(自身を除く): 32002826560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 131, 136, 160, 170, 236, 262, 272, 295, 320, 340, 472, 479, 524, 544, 590, 655, 680, 944, 958, 1003, 1048, 1088, 1180, 1310, 1360, 1888, 1916, 2006, 2096, 2227, 2360, 2395, 2620, 2720, 3776, 3832, 4012, 4192, 4454, 4720, 4790, 5015, 5240, 5440, 7664, 7729, 8024, 8143, 8384, 8908, 9440, 9580, 10030, 10480, 11135, 15328, 15458, 16048, 16286, 17816, 18880, 19160, 20060, 20960, 22270, 28261, 30656, 30916, 32096, 32572, 35632, 38320, 38645, 40120, 40715, 41920, 44540, 56522, 61832, 62749, 64192, 65144, 71264, 76640, 77290, 80240, 81430, 89080, 113044, 123664, 125498, 130288, 131393, 141305, 142528, 153280, 154580, 160480, 162860, 178160, 226088, 247328, 250996, 260576, 262786, 282610, 309160, 313745, 320960, 325720, 356320, 452176, 480437, 494656, 501992, 521152, 525572, 565220, 618320, 627490, 651440, 656965, 712640, 904352, 960874, 1003984, 1051144, 1066733, 1130440, 1236640, 1254980, 1302880, 1313930, 1808704, 1921748, 2007968, 2102288, 2133466, 2260880, 2402185, 2473280, 2509960, 2605760, 2627860, 3702191, 3843496, 4015936, 4204576, 4266932, 4521760, 4804370, 5019920, 5255720, 5333665, 7404382, 7686992, 8409152, 8533864, 9043520, 9608740, 10039840, 10511440, 10667330, 14808764, 15373984, 17067728, 18510955, 19217480, 20079680, 21022880, 21334660, 29617528, 30747968, 34135456, 37021910, 38434960, 42045760, 42669320, 59235056, 62937247, 68270912, 74043820, 76869920, 85338640, 118470112, 125874494, 148087640, 153739840, 170677280, 236940224, 251748988, 296175280, 314686235, 341354560, 503497976, 592350560, 629372470, 1006995952, 1184701120, 1258744940, 2013991904, 2517489880, 4027983808, 5034979760, 10069959520, 20139919040]

約数ペア:

[(1, 20139919040), (2, 10069959520), (4, 5034979760), (5, 4027983808), (8, 2517489880), (10, 2013991904), (16, 1258744940), (17, 1184701120), (20, 1006995952), (32, 629372470), (34, 592350560), (40, 503497976), (59, 341354560), (64, 314686235), (68, 296175280), (80, 251748988), (85, 236940224), (118, 170677280), (131, 153739840), (136, 148087640), (160, 125874494), (170, 118470112), (236, 85338640), (262, 76869920), (272, 74043820), (295, 68270912), (320, 62937247), (340, 59235056), (472, 42669320), (479, 42045760), (524, 38434960), (544, 37021910), (590, 34135456), (655, 30747968), (680, 29617528), (944, 21334660), (958, 21022880), (1003, 20079680), (1048, 19217480), (1088, 18510955), (1180, 17067728), (1310, 15373984), (1360, 14808764), (1888, 10667330), (1916, 10511440), (2006, 10039840), (2096, 9608740), (2227, 9043520), (2360, 8533864), (2395, 8409152), (2620, 7686992), (2720, 7404382), (3776, 5333665), (3832, 5255720), (4012, 5019920), (4192, 4804370), (4454, 4521760), (4720, 4266932), (4790, 4204576), (5015, 4015936), (5240, 3843496), (5440, 3702191), (7664, 2627860), (7729, 2605760), (8024, 2509960), (8143, 2473280), (8384, 2402185), (8908, 2260880), (9440, 2133466), (9580, 2102288), (10030, 2007968), (10480, 1921748), (11135, 1808704), (15328, 1313930), (15458, 1302880), (16048, 1254980), (16286, 1236640), (17816, 1130440), (18880, 1066733), (19160, 1051144), (20060, 1003984), (20960, 960874), (22270, 904352), (28261, 712640), (30656, 656965), (30916, 651440), (32096, 627490), (32572, 618320), (35632, 565220), (38320, 525572), (38645, 521152), (40120, 501992), (40715, 494656), (41920, 480437), (44540, 452176), (56522, 356320), (61832, 325720), (62749, 320960), (64192, 313745), (65144, 309160), (71264, 282610), (76640, 262786), (77290, 260576), (80240, 250996), (81430, 247328), (89080, 226088), (113044, 178160), (123664, 162860), (125498, 160480), (130288, 154580), (131393, 153280), (141305, 142528)]