2912552020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20803943}}^1$

素因数の和:20803959

約数の個数: 24

約数和(自身を含む): 6990125184

約数和(自身を除く): 4077573164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20803943, 41607886, 83215772, 104019715, 145627601, 208039430, 291255202, 416078860, 582510404, 728138005, 1456276010, 2912552020]

約数ペア:

[(1, 2912552020), (2, 1456276010), (4, 728138005), (5, 582510404), (7, 416078860), (10, 291255202), (14, 208039430), (20, 145627601), (28, 104019715), (35, 83215772), (70, 41607886), (140, 20803943)]