20684200

素因数分解:

$2^3\times 5^2\times {\mathrm{103421}}^1$

素因数の和:103437

約数の個数: 24

約数和(自身を含む): 48091230

約数和(自身を除く): 27407030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 103421, 206842, 413684, 517105, 827368, 1034210, 2068420, 2585525, 4136840, 5171050, 10342100, 20684200]

約数ペア:

[(1, 20684200), (2, 10342100), (4, 5171050), (5, 4136840), (8, 2585525), (10, 2068420), (20, 1034210), (25, 827368), (40, 517105), (50, 413684), (100, 206842), (200, 103421)]