90894290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{478391}}^1$

素因数の和:478417

約数の個数: 16

約数和(自身を含む): 172221120

約数和(自身を除く): 81326830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 478391, 956782, 2391955, 4783910, 9089429, 18178858, 45447145, 90894290]

約数ペア:

[(1, 90894290), (2, 45447145), (5, 18178858), (10, 9089429), (19, 4783910), (38, 2391955), (95, 956782), (190, 478391)]