2011968620

素因数分解:

$2^2\times 5^1\times {\mathrm{5657}}^1\times {\mathrm{17783}}^1$

素因数の和:23449

約数の個数: 24

約数和(自身を含む): 4226118624

約数和(自身を除く): 2214150004

約数列:

[1, 2, 4, 5, 10, 20, 5657, 11314, 17783, 22628, 28285, 35566, 56570, 71132, 88915, 113140, 177830, 355660, 100598431, 201196862, 402393724, 502992155, 1005984310, 2011968620]

約数ペア:

[(1, 2011968620), (2, 1005984310), (4, 502992155), (5, 402393724), (10, 201196862), (20, 100598431), (5657, 355660), (11314, 177830), (17783, 113140), (22628, 88915), (28285, 71132), (35566, 56570)]