12112420

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{919}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 25502400

約数和(自身を除く): 13389980

約数列:

[1, 2, 4, 5, 10, 20, 659, 919, 1318, 1838, 2636, 3295, 3676, 4595, 6590, 9190, 13180, 18380, 605621, 1211242, 2422484, 3028105, 6056210, 12112420]

約数ペア:

[(1, 12112420), (2, 6056210), (4, 3028105), (5, 2422484), (10, 1211242), (20, 605621), (659, 18380), (919, 13180), (1318, 9190), (1838, 6590), (2636, 4595), (3295, 3676)]