84810520

素因数分解:

$2^3\times 5^1\times {\mathrm{2120263}}^1$

素因数の和:2120274

約数の個数: 16

約数和(自身を含む): 190823760

約数和(自身を除く): 106013240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2120263, 4240526, 8481052, 10601315, 16962104, 21202630, 42405260, 84810520]

約数ペア:

[(1, 84810520), (2, 42405260), (4, 21202630), (5, 16962104), (8, 10601315), (10, 8481052), (20, 4240526), (40, 2120263)]