68360780

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{9521}}^1$

素因数の和:9889

約数の個数: 24

約数和(自身を含む): 143972640

約数和(自身を除く): 75611860

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 9521, 19042, 38084, 47605, 95210, 190420, 3418039, 6836078, 13672156, 17090195, 34180390, 68360780]

約数ペア:

[(1, 68360780), (2, 34180390), (4, 17090195), (5, 13672156), (10, 6836078), (20, 3418039), (359, 190420), (718, 95210), (1436, 47605), (1795, 38084), (3590, 19042), (7180, 9521)]