280207870

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{79379}}^1$

素因数の和:79739

約数の個数: 16

約数和(自身を含む): 505809360

約数和(自身を除く): 225601490

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 79379, 158758, 396895, 793790, 28020787, 56041574, 140103935, 280207870]

約数ペア:

[(1, 280207870), (2, 140103935), (5, 56041574), (10, 28020787), (353, 793790), (706, 396895), (1765, 158758), (3530, 79379)]