2489212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 4952920

約数和(自身を除く): 2463708

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 139, 148, 242, 278, 407, 484, 556, 814, 1529, 1628, 3058, 4477, 5143, 6116, 8954, 10286, 16819, 17908, 20572, 33638, 56573, 67276, 113146, 226292, 622303, 1244606, 2489212]

約数ペア:

[(1, 2489212), (2, 1244606), (4, 622303), (11, 226292), (22, 113146), (37, 67276), (44, 56573), (74, 33638), (121, 20572), (139, 17908), (148, 16819), (242, 10286), (278, 8954), (407, 6116), (484, 5143), (556, 4477), (814, 3058), (1529, 1628)]