49585520

素因数分解:

$2^4\times 5^1\times {\mathrm{619819}}^1$

素因数の和:619832

約数の個数: 20

約数和(自身を含む): 115286520

約数和(自身を除く): 65701000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619819, 1239638, 2479276, 3099095, 4958552, 6198190, 9917104, 12396380, 24792760, 49585520]

約数ペア:

[(1, 49585520), (2, 24792760), (4, 12396380), (5, 9917104), (8, 6198190), (10, 4958552), (16, 3099095), (20, 2479276), (40, 1239638), (80, 619819)]