1986440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 4558680

約数和(自身を除く): 2572240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 937, 1060, 1874, 2120, 3748, 4685, 7496, 9370, 18740, 37480, 49661, 99322, 198644, 248305, 397288, 496610, 993220, 1986440]

約数ペア:

[(1, 1986440), (2, 993220), (4, 496610), (5, 397288), (8, 248305), (10, 198644), (20, 99322), (40, 49661), (53, 37480), (106, 18740), (212, 9370), (265, 7496), (424, 4685), (530, 3748), (937, 2120), (1060, 1874)]