38440240

素因数分解:

$2^4\times 5^1\times {\mathrm{480503}}^1$

素因数の和:480516

約数の個数: 20

約数和(自身を含む): 89373744

約数和(自身を除く): 50933504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 480503, 961006, 1922012, 2402515, 3844024, 4805030, 7688048, 9610060, 19220120, 38440240]

約数ペア:

[(1, 38440240), (2, 19220120), (4, 9610060), (5, 7688048), (8, 4805030), (10, 3844024), (16, 2402515), (20, 1922012), (40, 961006), (80, 480503)]