812552020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5803943}}^1$

素因数の和:5803959

約数の個数: 24

約数和(自身を含む): 1950125184

約数和(自身を除く): 1137573164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5803943, 11607886, 23215772, 29019715, 40627601, 58039430, 81255202, 116078860, 162510404, 203138005, 406276010, 812552020]

約数ペア:

[(1, 812552020), (2, 406276010), (4, 203138005), (5, 162510404), (7, 116078860), (10, 81255202), (14, 58039430), (20, 40627601), (28, 29019715), (35, 23215772), (70, 11607886), (140, 5803943)]