68407870

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{19379}}^1$

素因数の和:19739

約数の個数: 16

約数和(自身を含む): 123489360

約数和(自身を除く): 55081490

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 19379, 38758, 96895, 193790, 6840787, 13681574, 34203935, 68407870]

約数ペア:

[(1, 68407870), (2, 34203935), (5, 13681574), (10, 6840787), (353, 193790), (706, 96895), (1765, 38758), (3530, 19379)]