20199822020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144284443}}^1$

素因数の和:144284459

約数の個数: 24

約数和(自身を含む): 48479573184

約数和(自身を除く): 28279751164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144284443, 288568886, 577137772, 721422215, 1009991101, 1442844430, 2019982202, 2885688860, 4039964404, 5049955505, 10099911010, 20199822020]

約数ペア:

[(1, 20199822020), (2, 10099911010), (4, 5049955505), (5, 4039964404), (7, 2885688860), (10, 2019982202), (14, 1442844430), (20, 1009991101), (28, 721422215), (35, 577137772), (70, 288568886), (140, 144284443)]