4310980

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 9092160

約数和(自身を除く): 4781180

約数列:

[1, 2, 4, 5, 10, 20, 439, 491, 878, 982, 1756, 1964, 2195, 2455, 4390, 4910, 8780, 9820, 215549, 431098, 862196, 1077745, 2155490, 4310980]

約数ペア:

[(1, 4310980), (2, 2155490), (4, 1077745), (5, 862196), (10, 431098), (20, 215549), (439, 9820), (491, 8780), (878, 4910), (982, 4390), (1756, 2455), (1964, 2195)]