2011130140

素因数分解:

$2^2\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{45439}}^1$

素因数の和:47661

約数の個数: 24

約数和(自身を含む): 4225374720

約数和(自身を除く): 2214244580

約数列:

[1, 2, 4, 5, 10, 20, 2213, 4426, 8852, 11065, 22130, 44260, 45439, 90878, 181756, 227195, 454390, 908780, 100556507, 201113014, 402226028, 502782535, 1005565070, 2011130140]

約数ペア:

[(1, 2011130140), (2, 1005565070), (4, 502782535), (5, 402226028), (10, 201113014), (20, 100556507), (2213, 908780), (4426, 454390), (8852, 227195), (11065, 181756), (22130, 90878), (44260, 45439)]