22380220

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2549}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 47124000

約数和(自身を除く): 24743780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 2549, 4390, 5098, 8780, 10196, 12745, 25490, 50980, 1119011, 2238022, 4476044, 5595055, 11190110, 22380220]

約数ペア:

[(1, 22380220), (2, 11190110), (4, 5595055), (5, 4476044), (10, 2238022), (20, 1119011), (439, 50980), (878, 25490), (1756, 12745), (2195, 10196), (2549, 8780), (4390, 5098)]