12281800

素因数分解:

$2^3\times 5^2\times {\mathrm{61409}}^1$

素因数の和:61425

約数の個数: 24

約数和(自身を含む): 28555650

約数和(自身を除く): 16273850

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 61409, 122818, 245636, 307045, 491272, 614090, 1228180, 1535225, 2456360, 3070450, 6140900, 12281800]

約数ペア:

[(1, 12281800), (2, 6140900), (4, 3070450), (5, 2456360), (8, 1535225), (10, 1228180), (20, 614090), (25, 491272), (40, 307045), (50, 245636), (100, 122818), (200, 61409)]