3971120

素因数分解:

$2^4\times 5^1\times {\mathrm{49639}}^1$

素因数の和:49652

約数の個数: 20

約数和(自身を含む): 9233040

約数和(自身を除く): 5261920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49639, 99278, 198556, 248195, 397112, 496390, 794224, 992780, 1985560, 3971120]

約数ペア:

[(1, 3971120), (2, 1985560), (4, 992780), (5, 794224), (8, 496390), (10, 397112), (16, 248195), (20, 198556), (40, 99278), (80, 49639)]