19790950

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3919}}^1$

素因数の和:4032

約数の個数: 24

約数和(自身を含む): 37185120

約数和(自身を除く): 17394170

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 3919, 5050, 7838, 19595, 39190, 97975, 195950, 395819, 791638, 1979095, 3958190, 9895475, 19790950]

約数ペア:

[(1, 19790950), (2, 9895475), (5, 3958190), (10, 1979095), (25, 791638), (50, 395819), (101, 195950), (202, 97975), (505, 39190), (1010, 19595), (2525, 7838), (3919, 5050)]