20775340

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2399}}^1$

素因数の和:2841

約数の個数: 24

約数和(自身を含む): 43747200

約数和(自身を除く): 22971860

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 2399, 4330, 4798, 8660, 9596, 11995, 23990, 47980, 1038767, 2077534, 4155068, 5193835, 10387670, 20775340]

約数ペア:

[(1, 20775340), (2, 10387670), (4, 5193835), (5, 4155068), (10, 2077534), (20, 1038767), (433, 47980), (866, 23990), (1732, 11995), (2165, 9596), (2399, 8660), (4330, 4798)]