39054220

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{10909}}^1$

素因数の和:11097

約数の個数: 24

約数和(自身を含む): 82479600

約数和(自身を除く): 43425380

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 10909, 21818, 43636, 54545, 109090, 218180, 1952711, 3905422, 7810844, 9763555, 19527110, 39054220]

約数ペア:

[(1, 39054220), (2, 19527110), (4, 9763555), (5, 7810844), (10, 3905422), (20, 1952711), (179, 218180), (358, 109090), (716, 54545), (895, 43636), (1790, 21818), (3580, 10909)]