209540950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{144511}}^1$

素因数の和:144552

約数の個数: 24

約数和(自身を含む): 403188480

約数和(自身を除く): 193647530

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 144511, 289022, 722555, 1445110, 3612775, 4190819, 7225550, 8381638, 20954095, 41908190, 104770475, 209540950]

約数ペア:

[(1, 209540950), (2, 104770475), (5, 41908190), (10, 20954095), (25, 8381638), (29, 7225550), (50, 4190819), (58, 3612775), (145, 1445110), (290, 722555), (725, 289022), (1450, 144511)]