38895440

素因数分解:

$2^4\times 5^1\times {\mathrm{486193}}^1$

素因数の和:486206

約数の個数: 20

約数和(自身を含む): 90432084

約数和(自身を除く): 51536644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 486193, 972386, 1944772, 2430965, 3889544, 4861930, 7779088, 9723860, 19447720, 38895440]

約数ペア:

[(1, 38895440), (2, 19447720), (4, 9723860), (5, 7779088), (8, 4861930), (10, 3889544), (16, 2430965), (20, 1944772), (40, 972386), (80, 486193)]