38420840

素因数分解:

$2^3\times 5^1\times {\mathrm{960521}}^1$

素因数の和:960532

約数の個数: 16

約数和(自身を含む): 86446980

約数和(自身を除く): 48026140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 960521, 1921042, 3842084, 4802605, 7684168, 9605210, 19210420, 38420840]

約数ペア:

[(1, 38420840), (2, 19210420), (4, 9605210), (5, 7684168), (8, 4802605), (10, 3842084), (20, 1921042), (40, 960521)]