1400174032

素因数分解:

$2^4\times {\mathrm{21143}}^1\times {\mathrm{4139}}^1$

素因数の和:25290

約数の個数: 20

約数和(自身を含む): 2713620960

約数和(自身を除く): 1313446928

約数列:

[1, 2, 4, 8, 16, 4139, 8278, 16556, 21143, 33112, 42286, 66224, 84572, 169144, 338288, 87510877, 175021754, 350043508, 700087016, 1400174032]

約数ペア:

[(1, 1400174032), (2, 700087016), (4, 350043508), (8, 175021754), (16, 87510877), (4139, 338288), (8278, 169144), (16556, 84572), (21143, 66224), (33112, 42286)]