84690260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{249089}}^1$

素因数の和:249115

約数の個数: 24

約数和(自身を含む): 188312040

約数和(自身を除く): 103621780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 249089, 498178, 996356, 1245445, 2490890, 4234513, 4981780, 8469026, 16938052, 21172565, 42345130, 84690260]

約数ペア:

[(1, 84690260), (2, 42345130), (4, 21172565), (5, 16938052), (10, 8469026), (17, 4981780), (20, 4234513), (34, 2490890), (68, 1245445), (85, 996356), (170, 498178), (340, 249089)]