22748620

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1999}}^1$

素因数の和:2577

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 25131380

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 1999, 2276, 2845, 3998, 5690, 7996, 9995, 11380, 19990, 39980, 1137431, 2274862, 4549724, 5687155, 11374310, 22748620]

約数ペア:

[(1, 22748620), (2, 11374310), (4, 5687155), (5, 4549724), (10, 2274862), (20, 1137431), (569, 39980), (1138, 19990), (1999, 11380), (2276, 9995), (2845, 7996), (3998, 5690)]