4980400

素因数分解:

$2^4\times 5^2\times {\mathrm{12451}}^1$

素因数の和:12469

約数の個数: 30

約数和(自身を含む): 11966372

約数和(自身を除く): 6985972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 12451, 24902, 49804, 62255, 99608, 124510, 199216, 249020, 311275, 498040, 622550, 996080, 1245100, 2490200, 4980400]

約数ペア:

[(1, 4980400), (2, 2490200), (4, 1245100), (5, 996080), (8, 622550), (10, 498040), (16, 311275), (20, 249020), (25, 199216), (40, 124510), (50, 99608), (80, 62255), (100, 49804), (200, 24902), (400, 12451)]