156907940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120771}}^1$

素因数の和:1120787

約数の個数: 24

約数和(自身を含む): 376579392

約数和(自身を除く): 219671452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120771, 2241542, 4483084, 5603855, 7845397, 11207710, 15690794, 22415420, 31381588, 39226985, 78453970, 156907940]

約数ペア:

[(1, 156907940), (2, 78453970), (4, 39226985), (5, 31381588), (7, 22415420), (10, 15690794), (14, 11207710), (20, 7845397), (28, 5603855), (35, 4483084), (70, 2241542), (140, 1120771)]