20435255040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{41903}}^1$

素因数の和:42054

約数の個数: 144

約数和(自身を含む): 65780563968

約数和(自身を除く): 45345308928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 3840, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 15240, 16256, 20320, 24384, 30480, 32512, 40640, 41903, 48768, 60960, 81280, 83806, 97536, 121920, 125709, 162560, 167612, 209515, 243840, 251418, 335224, 419030, 487680, 502836, 628545, 670448, 838060, 1005672, 1257090, 1340896, 1676120, 2011344, 2514180, 2681792, 3352240, 4022688, 5028360, 5321681, 5363584, 6704480, 8045376, 10056720, 10643362, 10727168, 13408960, 15965043, 16090752, 20113440, 21286724, 26608405, 26817920, 31930086, 32181504, 40226880, 42573448, 53216810, 53635840, 63860172, 79825215, 80453760, 85146896, 106433620, 127720344, 159650430, 160907520, 170293792, 212867240, 255440688, 319300860, 340587584, 425734480, 510881376, 638601720, 681175168, 851468960, 1021762752, 1277203440, 1362350336, 1702937920, 2043525504, 2554406880, 3405875840, 4087051008, 5108813760, 6811751680, 10217627520, 20435255040]

約数ペア:

[(1, 20435255040), (2, 10217627520), (3, 6811751680), (4, 5108813760), (5, 4087051008), (6, 3405875840), (8, 2554406880), (10, 2043525504), (12, 1702937920), (15, 1362350336), (16, 1277203440), (20, 1021762752), (24, 851468960), (30, 681175168), (32, 638601720), (40, 510881376), (48, 425734480), (60, 340587584), (64, 319300860), (80, 255440688), (96, 212867240), (120, 170293792), (127, 160907520), (128, 159650430), (160, 127720344), (192, 106433620), (240, 85146896), (254, 80453760), (256, 79825215), (320, 63860172), (381, 53635840), (384, 53216810), (480, 42573448), (508, 40226880), (635, 32181504), (640, 31930086), (762, 26817920), (768, 26608405), (960, 21286724), (1016, 20113440), (1270, 16090752), (1280, 15965043), (1524, 13408960), (1905, 10727168), (1920, 10643362), (2032, 10056720), (2540, 8045376), (3048, 6704480), (3810, 5363584), (3840, 5321681), (4064, 5028360), (5080, 4022688), (6096, 3352240), (7620, 2681792), (8128, 2514180), (10160, 2011344), (12192, 1676120), (15240, 1340896), (16256, 1257090), (20320, 1005672), (24384, 838060), (30480, 670448), (32512, 628545), (40640, 502836), (41903, 487680), (48768, 419030), (60960, 335224), (81280, 251418), (83806, 243840), (97536, 209515), (121920, 167612), (125709, 162560)]