20056820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143263}}^1$

素因数の和:143279

約数の個数: 24

約数和(自身を含む): 48136704

約数和(自身を除く): 28079884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143263, 286526, 573052, 716315, 1002841, 1432630, 2005682, 2865260, 4011364, 5014205, 10028410, 20056820]

約数ペア:

[(1, 20056820), (2, 10028410), (4, 5014205), (5, 4011364), (7, 2865260), (10, 2005682), (14, 1432630), (20, 1002841), (28, 716315), (35, 573052), (70, 286526), (140, 143263)]