22268860

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1999}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 46872000

約数和(自身を除く): 24603140

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1999, 2228, 2785, 3998, 5570, 7996, 9995, 11140, 19990, 39980, 1113443, 2226886, 4453772, 5567215, 11134430, 22268860]

約数ペア:

[(1, 22268860), (2, 11134430), (4, 5567215), (5, 4453772), (10, 2226886), (20, 1113443), (557, 39980), (1114, 19990), (1999, 11140), (2228, 9995), (2785, 7996), (3998, 5570)]