51368780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135181}}^1$

素因数の和:135209

約数の個数: 24

約数和(自身を含む): 113552880

約数和(自身を除く): 62184100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 135181, 270362, 540724, 675905, 1351810, 2568439, 2703620, 5136878, 10273756, 12842195, 25684390, 51368780]

約数ペア:

[(1, 51368780), (2, 25684390), (4, 12842195), (5, 10273756), (10, 5136878), (19, 2703620), (20, 2568439), (38, 1351810), (76, 675905), (95, 540724), (190, 270362), (380, 135181)]