4040240

素因数分解:

$2^4\times 5^1\times {\mathrm{50503}}^1$

素因数の和:50516

約数の個数: 20

約数和(自身を含む): 9393744

約数和(自身を除く): 5353504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50503, 101006, 202012, 252515, 404024, 505030, 808048, 1010060, 2020120, 4040240]

約数ペア:

[(1, 4040240), (2, 2020120), (4, 1010060), (5, 808048), (8, 505030), (10, 404024), (16, 252515), (20, 202012), (40, 101006), (80, 50503)]