788015440

素因数分解:

$2^4\times 5^1\times {\mathrm{9850193}}^1$

素因数の和:9850206

約数の個数: 20

約数和(自身を含む): 1832136084

約数和(自身を除く): 1044120644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9850193, 19700386, 39400772, 49250965, 78801544, 98501930, 157603088, 197003860, 394007720, 788015440]

約数ペア:

[(1, 788015440), (2, 394007720), (4, 197003860), (5, 157603088), (8, 98501930), (10, 78801544), (16, 49250965), (20, 39400772), (40, 19700386), (80, 9850193)]