2008143008

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{1889}}^1$

素因数の和:2277

約数の個数: 48

約数和(自身を含む): 4000752000

約数和(自身を除く): 1992608992

約数列:

[1, 2, 4, 8, 16, 32, 139, 239, 278, 478, 556, 956, 1112, 1889, 1912, 2224, 3778, 3824, 4448, 7556, 7648, 15112, 30224, 33221, 60448, 66442, 132884, 262571, 265768, 451471, 525142, 531536, 902942, 1050284, 1063072, 1805884, 2100568, 3611768, 4201136, 7223536, 8402272, 14447072, 62754469, 125508938, 251017876, 502035752, 1004071504, 2008143008]

約数ペア:

[(1, 2008143008), (2, 1004071504), (4, 502035752), (8, 251017876), (16, 125508938), (32, 62754469), (139, 14447072), (239, 8402272), (278, 7223536), (478, 4201136), (556, 3611768), (956, 2100568), (1112, 1805884), (1889, 1063072), (1912, 1050284), (2224, 902942), (3778, 531536), (3824, 525142), (4448, 451471), (7556, 265768), (7648, 262571), (15112, 132884), (30224, 66442), (33221, 60448)]