290421700

素因数分解:

$2^2\times 5^2\times {\mathrm{2904217}}^1$

素因数の和:2904231

約数の個数: 18

約数和(自身を含む): 630215306

約数和(自身を除く): 339793606

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2904217, 5808434, 11616868, 14521085, 29042170, 58084340, 72605425, 145210850, 290421700]

約数ペア:

[(1, 290421700), (2, 145210850), (4, 72605425), (5, 58084340), (10, 29042170), (20, 14521085), (25, 11616868), (50, 5808434), (100, 2904217)]