2078957888

素因数分解:

$2^6\times 7^2\times {\mathrm{643}}^1\times {\mathrm{1031}}^1$

素因数の和:1700

約数の個数: 84

約数和(自身を含む): 4811097312

約数和(自身を除く): 2732139424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 643, 784, 1031, 1286, 1568, 2062, 2572, 3136, 4124, 4501, 5144, 7217, 8248, 9002, 10288, 14434, 16496, 18004, 20576, 28868, 31507, 32992, 36008, 41152, 50519, 57736, 63014, 65984, 72016, 101038, 115472, 126028, 144032, 202076, 230944, 252056, 288064, 404152, 461888, 504112, 662933, 808304, 1008224, 1325866, 1616608, 2016448, 2651732, 3233216, 4640531, 5303464, 9281062, 10606928, 18562124, 21213856, 32483717, 37124248, 42427712, 64967434, 74248496, 129934868, 148496992, 259869736, 296993984, 519739472, 1039478944, 2078957888]

約数ペア:

[(1, 2078957888), (2, 1039478944), (4, 519739472), (7, 296993984), (8, 259869736), (14, 148496992), (16, 129934868), (28, 74248496), (32, 64967434), (49, 42427712), (56, 37124248), (64, 32483717), (98, 21213856), (112, 18562124), (196, 10606928), (224, 9281062), (392, 5303464), (448, 4640531), (643, 3233216), (784, 2651732), (1031, 2016448), (1286, 1616608), (1568, 1325866), (2062, 1008224), (2572, 808304), (3136, 662933), (4124, 504112), (4501, 461888), (5144, 404152), (7217, 288064), (8248, 252056), (9002, 230944), (10288, 202076), (14434, 144032), (16496, 126028), (18004, 115472), (20576, 101038), (28868, 72016), (31507, 65984), (32992, 63014), (36008, 57736), (41152, 50519)]