54805040

素因数分解:

$2^4\times 5^1\times {\mathrm{685063}}^1$

素因数の和:685076

約数の個数: 20

約数和(自身を含む): 127421904

約数和(自身を除く): 72616864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 685063, 1370126, 2740252, 3425315, 5480504, 6850630, 10961008, 13701260, 27402520, 54805040]

約数ペア:

[(1, 54805040), (2, 27402520), (4, 13701260), (5, 10961008), (8, 6850630), (10, 5480504), (16, 3425315), (20, 2740252), (40, 1370126), (80, 685063)]