80213540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{364607}}^1$

素因数の和:364627

約数の個数: 24

約数和(自身を含む): 183762432

約数和(自身を除く): 103548892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 364607, 729214, 1458428, 1823035, 3646070, 4010677, 7292140, 8021354, 16042708, 20053385, 40106770, 80213540]

約数ペア:

[(1, 80213540), (2, 40106770), (4, 20053385), (5, 16042708), (10, 8021354), (11, 7292140), (20, 4010677), (22, 3646070), (44, 1823035), (55, 1458428), (110, 729214), (220, 364607)]