389690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 846720

約数和(自身を除く): 457030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 293, 586, 665, 1330, 1465, 2051, 2930, 4102, 5567, 10255, 11134, 20510, 27835, 38969, 55670, 77938, 194845, 389690]

約数ペア:

[(1, 389690), (2, 194845), (5, 77938), (7, 55670), (10, 38969), (14, 27835), (19, 20510), (35, 11134), (38, 10255), (70, 5567), (95, 4102), (133, 2930), (190, 2051), (266, 1465), (293, 1330), (586, 665)]