138976660

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{4967}}^1$

素因数の和:6375

約数の個数: 24

約数和(自身を含む): 292118400

約数和(自身を除く): 153141740

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2798, 4967, 5596, 6995, 9934, 13990, 19868, 24835, 27980, 49670, 99340, 6948833, 13897666, 27795332, 34744165, 69488330, 138976660]

約数ペア:

[(1, 138976660), (2, 69488330), (4, 34744165), (5, 27795332), (10, 13897666), (20, 6948833), (1399, 99340), (2798, 49670), (4967, 27980), (5596, 24835), (6995, 19868), (9934, 13990)]