885740

素因数分解:

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

素因数の和:737

約数の個数: 24

約数和(自身を含む): 1890672

約数和(自身を除く): 1004932

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 661, 670, 1322, 1340, 2644, 3305, 6610, 13220, 44287, 88574, 177148, 221435, 442870, 885740]

約数ペア:

[(1, 885740), (2, 442870), (4, 221435), (5, 177148), (10, 88574), (20, 44287), (67, 13220), (134, 6610), (268, 3305), (335, 2644), (661, 1340), (670, 1322)]