4500140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1009}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 9502080

約数和(自身を除く): 5001940

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1009, 1115, 2018, 2230, 4036, 4460, 5045, 10090, 20180, 225007, 450014, 900028, 1125035, 2250070, 4500140]

約数ペア:

[(1, 4500140), (2, 2250070), (4, 1125035), (5, 900028), (10, 450014), (20, 225007), (223, 20180), (446, 10090), (892, 5045), (1009, 4460), (1115, 4036), (2018, 2230)]