204497660

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{23081}}^1$

素因数の和:23533

約数の個数: 24

約数和(自身を含む): 430433136

約数和(自身を除く): 225935476

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 23081, 46162, 92324, 115405, 230810, 461620, 10224883, 20449766, 40899532, 51124415, 102248830, 204497660]

約数ペア:

[(1, 204497660), (2, 102248830), (4, 51124415), (5, 40899532), (10, 20449766), (20, 10224883), (443, 461620), (886, 230810), (1772, 115405), (2215, 92324), (4430, 46162), (8860, 23081)]