86691140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{188459}}^1$

素因数の和:188491

約数の個数: 24

約数和(自身を含む): 189967680

約数和(自身を除く): 103276540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 188459, 376918, 753836, 942295, 1884590, 3769180, 4334557, 8669114, 17338228, 21672785, 43345570, 86691140]

約数ペア:

[(1, 86691140), (2, 43345570), (4, 21672785), (5, 17338228), (10, 8669114), (20, 4334557), (23, 3769180), (46, 1884590), (92, 942295), (115, 753836), (230, 376918), (460, 188459)]