20962060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149729}}^1$

素因数の和:149745

約数の個数: 24

約数和(自身を含む): 50309280

約数和(自身を除く): 29347220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149729, 299458, 598916, 748645, 1048103, 1497290, 2096206, 2994580, 4192412, 5240515, 10481030, 20962060]

約数ペア:

[(1, 20962060), (2, 10481030), (4, 5240515), (5, 4192412), (7, 2994580), (10, 2096206), (14, 1497290), (20, 1048103), (28, 748645), (35, 598916), (70, 299458), (140, 149729)]