1819180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8269}}^1$

素因数の和:8289

約数の個数: 24

約数和(自身を含む): 4168080

約数和(自身を除く): 2348900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8269, 16538, 33076, 41345, 82690, 90959, 165380, 181918, 363836, 454795, 909590, 1819180]

約数ペア:

[(1, 1819180), (2, 909590), (4, 454795), (5, 363836), (10, 181918), (11, 165380), (20, 90959), (22, 82690), (44, 41345), (55, 33076), (110, 16538), (220, 8269)]