4212700

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 36

約数和(自身を含む): 9252880

約数和(自身を除く): 5040180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 409, 412, 515, 818, 1030, 1636, 2045, 2060, 2575, 4090, 5150, 8180, 10225, 10300, 20450, 40900, 42127, 84254, 168508, 210635, 421270, 842540, 1053175, 2106350, 4212700]

約数ペア:

[(1, 4212700), (2, 2106350), (4, 1053175), (5, 842540), (10, 421270), (20, 210635), (25, 168508), (50, 84254), (100, 42127), (103, 40900), (206, 20450), (409, 10300), (412, 10225), (515, 8180), (818, 5150), (1030, 4090), (1636, 2575), (2045, 2060)]