71140180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{187211}}^1$

素因数の和:187239

約数の個数: 24

約数和(自身を含む): 157258080

約数和(自身を除く): 86117900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 187211, 374422, 748844, 936055, 1872110, 3557009, 3744220, 7114018, 14228036, 17785045, 35570090, 71140180]

約数ペア:

[(1, 71140180), (2, 35570090), (4, 17785045), (5, 14228036), (10, 7114018), (19, 3744220), (20, 3557009), (38, 1872110), (76, 936055), (95, 748844), (190, 374422), (380, 187211)]