2877140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20567

約数の個数: 24

約数和(自身を含む): 6905472

約数和(自身を除く): 4028332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20551, 41102, 82204, 102755, 143857, 205510, 287714, 411020, 575428, 719285, 1438570, 2877140]

約数ペア:

[(1, 2877140), (2, 1438570), (4, 719285), (5, 575428), (7, 411020), (10, 287714), (14, 205510), (20, 143857), (28, 102755), (35, 82204), (70, 41102), (140, 20551)]