8551540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3121}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 18095112

約数和(自身を除く): 9543572

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 3121, 6242, 12484, 15605, 31210, 62420, 427577, 855154, 1710308, 2137885, 4275770, 8551540]

約数ペア:

[(1, 8551540), (2, 4275770), (4, 2137885), (5, 1710308), (10, 855154), (20, 427577), (137, 62420), (274, 31210), (548, 15605), (685, 12484), (1370, 6242), (2740, 3121)]