72278660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{190207}}^1$

素因数の和:190235

約数の個数: 24

約数和(自身を含む): 159774720

約数和(自身を除く): 87496060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 190207, 380414, 760828, 951035, 1902070, 3613933, 3804140, 7227866, 14455732, 18069665, 36139330, 72278660]

約数ペア:

[(1, 72278660), (2, 36139330), (4, 18069665), (5, 14455732), (10, 7227866), (19, 3804140), (20, 3613933), (38, 1902070), (76, 951035), (95, 760828), (190, 380414), (380, 190207)]