9789020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5897}}^1$

素因数の和:5989

約数の個数: 24

約数和(自身を含む): 20808144

約数和(自身を除く): 11019124

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 5897, 11794, 23588, 29485, 58970, 117940, 489451, 978902, 1957804, 2447255, 4894510, 9789020]

約数ペア:

[(1, 9789020), (2, 4894510), (4, 2447255), (5, 1957804), (10, 978902), (20, 489451), (83, 117940), (166, 58970), (332, 29485), (415, 23588), (830, 11794), (1660, 5897)]