87772540

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{22739}}^1$

素因数の和:22941

約数の個数: 24

約数和(自身を含む): 185285520

約数和(自身を除く): 97512980

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 22739, 45478, 90956, 113695, 227390, 454780, 4388627, 8777254, 17554508, 21943135, 43886270, 87772540]

約数ペア:

[(1, 87772540), (2, 43886270), (4, 21943135), (5, 17554508), (10, 8777254), (20, 4388627), (193, 454780), (386, 227390), (772, 113695), (965, 90956), (1930, 45478), (3860, 22739)]