7882180

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1721}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 16634520

約数和(自身を除く): 8752340

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 1721, 2290, 3442, 4580, 6884, 8605, 17210, 34420, 394109, 788218, 1576436, 1970545, 3941090, 7882180]

約数ペア:

[(1, 7882180), (2, 3941090), (4, 1970545), (5, 1576436), (10, 788218), (20, 394109), (229, 34420), (458, 17210), (916, 8605), (1145, 6884), (1721, 4580), (2290, 3442)]