22803920

素因数分解:

$2^4\times 5^1\times {\mathrm{285049}}^1$

素因数の和:285062

約数の個数: 20

約数和(自身を含む): 53019300

約数和(自身を除く): 30215380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 285049, 570098, 1140196, 1425245, 2280392, 2850490, 4560784, 5700980, 11401960, 22803920]

約数ペア:

[(1, 22803920), (2, 11401960), (4, 5700980), (5, 4560784), (8, 2850490), (10, 2280392), (16, 1425245), (20, 1140196), (40, 570098), (80, 285049)]