3956787940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28262771}}^1$

素因数の和:28262787

約数の個数: 24

約数和(自身を含む): 9496291392

約数和(自身を除く): 5539503452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28262771, 56525542, 113051084, 141313855, 197839397, 282627710, 395678794, 565255420, 791357588, 989196985, 1978393970, 3956787940]

約数ペア:

[(1, 3956787940), (2, 1978393970), (4, 989196985), (5, 791357588), (7, 565255420), (10, 395678794), (14, 282627710), (20, 197839397), (28, 141313855), (35, 113051084), (70, 56525542), (140, 28262771)]