31296020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223543}}^1$

素因数の和:223559

約数の個数: 24

約数和(自身を含む): 75110784

約数和(自身を除く): 43814764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223543, 447086, 894172, 1117715, 1564801, 2235430, 3129602, 4470860, 6259204, 7824005, 15648010, 31296020]

約数ペア:

[(1, 31296020), (2, 15648010), (4, 7824005), (5, 6259204), (7, 4470860), (10, 3129602), (14, 2235430), (20, 1564801), (28, 1117715), (35, 894172), (70, 447086), (140, 223543)]