2820188

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 5763072

約数和(自身を除く): 2942884

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 2143, 4286, 8572, 15001, 30002, 60004, 100721, 201442, 402884, 705047, 1410094, 2820188]

約数ペア:

[(1, 2820188), (2, 1410094), (4, 705047), (7, 402884), (14, 201442), (28, 100721), (47, 60004), (94, 30002), (188, 15001), (329, 8572), (658, 4286), (1316, 2143)]