157668760

素因数分解:

$2^3\times 5^1\times {\mathrm{3941719}}^1$

素因数の和:3941730

約数の個数: 16

約数和(自身を含む): 354754800

約数和(自身を除く): 197086040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3941719, 7883438, 15766876, 19708595, 31533752, 39417190, 78834380, 157668760]

約数ペア:

[(1, 157668760), (2, 78834380), (4, 39417190), (5, 31533752), (8, 19708595), (10, 15766876), (20, 7883438), (40, 3941719)]