22437040

素因数分解:

$2^4\times 5^1\times {\mathrm{280463}}^1$

素因数の和:280476

約数の個数: 20

約数和(自身を含む): 52166304

約数和(自身を除く): 29729264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280463, 560926, 1121852, 1402315, 2243704, 2804630, 4487408, 5609260, 11218520, 22437040]

約数ペア:

[(1, 22437040), (2, 11218520), (4, 5609260), (5, 4487408), (8, 2804630), (10, 2243704), (16, 1402315), (20, 1121852), (40, 560926), (80, 280463)]