788251120

素因数分解:

$2^4\times 5^1\times {\mathrm{9853139}}^1$

素因数の和:9853152

約数の個数: 20

約数和(自身を含む): 1832684040

約数和(自身を除く): 1044432920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9853139, 19706278, 39412556, 49265695, 78825112, 98531390, 157650224, 197062780, 394125560, 788251120]

約数ペア:

[(1, 788251120), (2, 394125560), (4, 197062780), (5, 157650224), (8, 98531390), (10, 78825112), (16, 49265695), (20, 39412556), (40, 19706278), (80, 9853139)]