22401040

素因数分解:

$2^4\times 5^1\times {\mathrm{280013}}^1$

素因数の和:280026

約数の個数: 20

約数和(自身を含む): 52082604

約数和(自身を除く): 29681564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280013, 560026, 1120052, 1400065, 2240104, 2800130, 4480208, 5600260, 11200520, 22401040]

約数ペア:

[(1, 22401040), (2, 11200520), (4, 5600260), (5, 4480208), (8, 2800130), (10, 2240104), (16, 1400065), (20, 1120052), (40, 560026), (80, 280013)]