2011540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2339}}^1$

素因数の和:2391

約数の個数: 24

約数和(自身を含む): 4324320

約数和(自身を除く): 2312780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2339, 4678, 9356, 11695, 23390, 46780, 100577, 201154, 402308, 502885, 1005770, 2011540]

約数ペア:

[(1, 2011540), (2, 1005770), (4, 502885), (5, 402308), (10, 201154), (20, 100577), (43, 46780), (86, 23390), (172, 11695), (215, 9356), (430, 4678), (860, 2339)]