54408035980

素因数分解:

$2^2\times 5^1\times {\mathrm{2720401799}}^1$

素因数の和:2720401808

約数の個数: 12

約数和(自身を含む): 114256875600

約数和(自身を除く): 59848839620

約数列:

[1, 2, 4, 5, 10, 20, 2720401799, 5440803598, 10881607196, 13602008995, 27204017990, 54408035980]

約数ペア:

[(1, 54408035980), (2, 27204017990), (4, 13602008995), (5, 10881607196), (10, 5440803598), (20, 2720401799)]