390121780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1147417}}^1$

素因数の和:1147443

約数の個数: 24

約数和(自身を含む): 867448008

約数和(自身を除く): 477326228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1147417, 2294834, 4589668, 5737085, 11474170, 19506089, 22948340, 39012178, 78024356, 97530445, 195060890, 390121780]

約数ペア:

[(1, 390121780), (2, 195060890), (4, 97530445), (5, 78024356), (10, 39012178), (17, 22948340), (20, 19506089), (34, 11474170), (68, 5737085), (85, 4589668), (170, 2294834), (340, 1147417)]