2488744720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{404017}}^1$

素因数の和:404048

約数の個数: 80

約数和(自身を含む): 7214145408

約数和(自身を除く): 4725400688

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 404017, 808034, 1616068, 2020085, 2828119, 3232136, 4040170, 4444187, 5656238, 6464272, 8080340, 8888374, 11312476, 14140595, 16160680, 17776748, 22220935, 22624952, 28281190, 31109309, 32321360, 35553496, 44441870, 45249904, 56562380, 62218618, 71106992, 88883740, 113124760, 124437236, 155546545, 177767480, 226249520, 248874472, 311093090, 355534960, 497748944, 622186180, 1244372360, 2488744720]

約数ペア:

[(1, 2488744720), (2, 1244372360), (4, 622186180), (5, 497748944), (7, 355534960), (8, 311093090), (10, 248874472), (11, 226249520), (14, 177767480), (16, 155546545), (20, 124437236), (22, 113124760), (28, 88883740), (35, 71106992), (40, 62218618), (44, 56562380), (55, 45249904), (56, 44441870), (70, 35553496), (77, 32321360), (80, 31109309), (88, 28281190), (110, 22624952), (112, 22220935), (140, 17776748), (154, 16160680), (176, 14140595), (220, 11312476), (280, 8888374), (308, 8080340), (385, 6464272), (440, 5656238), (560, 4444187), (616, 4040170), (770, 3232136), (880, 2828119), (1232, 2020085), (1540, 1616068), (3080, 808034), (6160, 404017)]