25922440

素因数分解:

$2^3\times 5^1\times {\mathrm{648061}}^1$

素因数の和:648072

約数の個数: 16

約数和(自身を含む): 58325580

約数和(自身を除く): 32403140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 648061, 1296122, 2592244, 3240305, 5184488, 6480610, 12961220, 25922440]

約数ペア:

[(1, 25922440), (2, 12961220), (4, 6480610), (5, 5184488), (8, 3240305), (10, 2592244), (20, 1296122), (40, 648061)]