2011492220

素因数分解:

$2^2\times 5^1\times {\mathrm{4561}}^1\times {\mathrm{22051}}^1$

素因数の和:26621

約数の個数: 24

約数和(自身を含む): 4225251408

約数和(自身を除く): 2213759188

約数列:

[1, 2, 4, 5, 10, 20, 4561, 9122, 18244, 22051, 22805, 44102, 45610, 88204, 91220, 110255, 220510, 441020, 100574611, 201149222, 402298444, 502873055, 1005746110, 2011492220]

約数ペア:

[(1, 2011492220), (2, 1005746110), (4, 502873055), (5, 402298444), (10, 201149222), (20, 100574611), (4561, 441020), (9122, 220510), (18244, 110255), (22051, 91220), (22805, 88204), (44102, 45610)]