2008129776

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{390991}}^1$

素因数の和:391109

約数の個数: 40

約数和(自身を含む): 5236164864

約数和(自身を除く): 3228035088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 5136, 390991, 781982, 1172973, 1563964, 2345946, 3127928, 4691892, 6255856, 9383784, 18767568, 41836037, 83672074, 125508111, 167344148, 251016222, 334688296, 502032444, 669376592, 1004064888, 2008129776]

約数ペア:

[(1, 2008129776), (2, 1004064888), (3, 669376592), (4, 502032444), (6, 334688296), (8, 251016222), (12, 167344148), (16, 125508111), (24, 83672074), (48, 41836037), (107, 18767568), (214, 9383784), (321, 6255856), (428, 4691892), (642, 3127928), (856, 2345946), (1284, 1563964), (1712, 1172973), (2568, 781982), (5136, 390991)]