22040240

素因数分解:

$2^4\times 5^1\times {\mathrm{275503}}^1$

素因数の和:275516

約数の個数: 20

約数和(自身を含む): 51243744

約数和(自身を除く): 29203504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275503, 551006, 1102012, 1377515, 2204024, 2755030, 4408048, 5510060, 11020120, 22040240]

約数ペア:

[(1, 22040240), (2, 11020120), (4, 5510060), (5, 4408048), (8, 2755030), (10, 2204024), (16, 1377515), (20, 1102012), (40, 551006), (80, 275503)]