20169876020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144070543}}^1$

素因数の和:144070559

約数の個数: 24

約数和(自身を含む): 48407702784

約数和(自身を除く): 28237826764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144070543, 288141086, 576282172, 720352715, 1008493801, 1440705430, 2016987602, 2881410860, 4033975204, 5042469005, 10084938010, 20169876020]

約数ペア:

[(1, 20169876020), (2, 10084938010), (4, 5042469005), (5, 4033975204), (7, 2881410860), (10, 2016987602), (14, 1440705430), (20, 1008493801), (28, 720352715), (35, 576282172), (70, 288141086), (140, 144070543)]