2020123210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28858903}}^1$

素因数の和:28858917

約数の個数: 16

約数和(自身を含む): 4155682176

約数和(自身を除く): 2135558966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28858903, 57717806, 144294515, 202012321, 288589030, 404024642, 1010061605, 2020123210]

約数ペア:

[(1, 2020123210), (2, 1010061605), (5, 404024642), (7, 288589030), (10, 202012321), (14, 144294515), (35, 57717806), (70, 28858903)]