4452400

素因数分解:

$2^4\times 5^2\times {\mathrm{11131}}^1$

素因数の和:11149

約数の個数: 30

約数和(自身を含む): 10697852

約数和(自身を除く): 6245452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 11131, 22262, 44524, 55655, 89048, 111310, 178096, 222620, 278275, 445240, 556550, 890480, 1113100, 2226200, 4452400]

約数ペア:

[(1, 4452400), (2, 2226200), (4, 1113100), (5, 890480), (8, 556550), (10, 445240), (16, 278275), (20, 222620), (25, 178096), (40, 111310), (50, 89048), (80, 55655), (100, 44524), (200, 22262), (400, 11131)]