39451120

素因数分解:

$2^4\times 5^1\times {\mathrm{493139}}^1$

素因数の和:493152

約数の個数: 20

約数和(自身を含む): 91724040

約数和(自身を除く): 52272920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493139, 986278, 1972556, 2465695, 3945112, 4931390, 7890224, 9862780, 19725560, 39451120]

約数ペア:

[(1, 39451120), (2, 19725560), (4, 9862780), (5, 7890224), (8, 4931390), (10, 3945112), (16, 2465695), (20, 1972556), (40, 986278), (80, 493139)]