42987800

素因数分解:

$2^3\times 5^2\times {\mathrm{214939}}^1$

素因数の和:214955

約数の個数: 24

約数和(自身を含む): 99947100

約数和(自身を除く): 56959300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 214939, 429878, 859756, 1074695, 1719512, 2149390, 4298780, 5373475, 8597560, 10746950, 21493900, 42987800]

約数ペア:

[(1, 42987800), (2, 21493900), (4, 10746950), (5, 8597560), (8, 5373475), (10, 4298780), (20, 2149390), (25, 1719512), (40, 1074695), (50, 859756), (100, 429878), (200, 214939)]