28013820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{466897}}^1$

素因数の和:466909

約数の個数: 24

約数和(自身を含む): 78438864

約数和(自身を除く): 50425044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 466897, 933794, 1400691, 1867588, 2334485, 2801382, 4668970, 5602764, 7003455, 9337940, 14006910, 28013820]

約数ペア:

[(1, 28013820), (2, 14006910), (3, 9337940), (4, 7003455), (5, 5602764), (6, 4668970), (10, 2801382), (12, 2334485), (15, 1867588), (20, 1400691), (30, 933794), (60, 466897)]