85285940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{250841}}^1$

素因数の和:250867

約数の個数: 24

約数和(自身を含む): 189636552

約数和(自身を除く): 104350612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 250841, 501682, 1003364, 1254205, 2508410, 4264297, 5016820, 8528594, 17057188, 21321485, 42642970, 85285940]

約数ペア:

[(1, 85285940), (2, 42642970), (4, 21321485), (5, 17057188), (10, 8528594), (17, 5016820), (20, 4264297), (34, 2508410), (68, 1254205), (85, 1003364), (170, 501682), (340, 250841)]