210008180

素因数分解:

$2^2\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{6337}}^1$

素因数の和:8003

約数の個数: 24

約数和(自身を含む): 441352968

約数和(自身を除く): 231344788

約数列:

[1, 2, 4, 5, 10, 20, 1657, 3314, 6337, 6628, 8285, 12674, 16570, 25348, 31685, 33140, 63370, 126740, 10500409, 21000818, 42001636, 52502045, 105004090, 210008180]

約数ペア:

[(1, 210008180), (2, 105004090), (4, 52502045), (5, 42001636), (10, 21000818), (20, 10500409), (1657, 126740), (3314, 63370), (6337, 33140), (6628, 31685), (8285, 25348), (12674, 16570)]