20163064040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72010943}}^1$

素因数の和:72010961

約数の個数: 32

約数和(自身を含む): 51847879680

約数和(自身を除く): 31684815640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72010943, 144021886, 288043772, 360054715, 504076601, 576087544, 720109430, 1008153202, 1440218860, 2016306404, 2520383005, 2880437720, 4032612808, 5040766010, 10081532020, 20163064040]

約数ペア:

[(1, 20163064040), (2, 10081532020), (4, 5040766010), (5, 4032612808), (7, 2880437720), (8, 2520383005), (10, 2016306404), (14, 1440218860), (20, 1008153202), (28, 720109430), (35, 576087544), (40, 504076601), (56, 360054715), (70, 288043772), (140, 144021886), (280, 72010943)]