2550724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 5040000

約数和(自身を除く): 2489276

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 1999, 3998, 7996, 21989, 43978, 57971, 87956, 115942, 231884, 637681, 1275362, 2550724]

約数ペア:

[(1, 2550724), (2, 1275362), (4, 637681), (11, 231884), (22, 115942), (29, 87956), (44, 57971), (58, 43978), (116, 21989), (319, 7996), (638, 3998), (1276, 1999)]