54205040

素因数分解:

$2^4\times 5^1\times {\mathrm{677563}}^1$

素因数の和:677576

約数の個数: 20

約数和(自身を含む): 126026904

約数和(自身を除く): 71821864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677563, 1355126, 2710252, 3387815, 5420504, 6775630, 10841008, 13551260, 27102520, 54205040]

約数ペア:

[(1, 54205040), (2, 27102520), (4, 13551260), (5, 10841008), (8, 6775630), (10, 5420504), (16, 3387815), (20, 2710252), (40, 1355126), (80, 677563)]