442870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 810288

約数和(自身を除く): 367418

約数列:

[1, 2, 5, 10, 67, 134, 335, 661, 670, 1322, 3305, 6610, 44287, 88574, 221435, 442870]

約数ペア:

[(1, 442870), (2, 221435), (5, 88574), (10, 44287), (67, 6610), (134, 3305), (335, 1322), (661, 670)]