28296820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30103}}^1$

素因数の和:30159

約数の個数: 24

約数和(自身を含む): 60689664

約数和(自身を除く): 32392844

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 30103, 60206, 120412, 150515, 301030, 602060, 1414841, 2829682, 5659364, 7074205, 14148410, 28296820]

約数ペア:

[(1, 28296820), (2, 14148410), (4, 7074205), (5, 5659364), (10, 2829682), (20, 1414841), (47, 602060), (94, 301030), (188, 150515), (235, 120412), (470, 60206), (940, 30103)]