195668620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1397633}}^1$

素因数の和:1397649

約数の個数: 24

約数和(自身を含む): 469605024

約数和(自身を除く): 273936404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1397633, 2795266, 5590532, 6988165, 9783431, 13976330, 19566862, 27952660, 39133724, 48917155, 97834310, 195668620]

約数ペア:

[(1, 195668620), (2, 97834310), (4, 48917155), (5, 39133724), (7, 27952660), (10, 19566862), (14, 13976330), (20, 9783431), (28, 6988165), (35, 5590532), (70, 2795266), (140, 1397633)]