16218860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115849}}^1$

素因数の和:115865

約数の個数: 24

約数和(自身を含む): 38925600

約数和(自身を除く): 22706740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115849, 231698, 463396, 579245, 810943, 1158490, 1621886, 2316980, 3243772, 4054715, 8109430, 16218860]

約数ペア:

[(1, 16218860), (2, 8109430), (4, 4054715), (5, 3243772), (7, 2316980), (10, 1621886), (14, 1158490), (20, 810943), (28, 579245), (35, 463396), (70, 231698), (140, 115849)]