87516820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{93103}}^1$

素因数の和:93159

約数の個数: 24

約数和(自身を含む): 187697664

約数和(自身を除く): 100180844

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 93103, 186206, 372412, 465515, 931030, 1862060, 4375841, 8751682, 17503364, 21879205, 43758410, 87516820]

約数ペア:

[(1, 87516820), (2, 43758410), (4, 21879205), (5, 17503364), (10, 8751682), (20, 4375841), (47, 1862060), (94, 931030), (188, 465515), (235, 372412), (470, 186206), (940, 93103)]