26545540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 64253952

約数和(自身を除く): 37708412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1493, 1778, 2540, 2986, 3556, 4445, 5972, 7465, 8890, 10451, 14930, 17780, 20902, 29860, 41804, 52255, 104510, 189611, 209020, 379222, 758444, 948055, 1327277, 1896110, 2654554, 3792220, 5309108, 6636385, 13272770, 26545540]

約数ペア:

[(1, 26545540), (2, 13272770), (4, 6636385), (5, 5309108), (7, 3792220), (10, 2654554), (14, 1896110), (20, 1327277), (28, 948055), (35, 758444), (70, 379222), (127, 209020), (140, 189611), (254, 104510), (508, 52255), (635, 41804), (889, 29860), (1270, 20902), (1493, 17780), (1778, 14930), (2540, 10451), (2986, 8890), (3556, 7465), (4445, 5972)]