1421740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1061}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 3033072

約数和(自身を除く): 1611332

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1061, 1340, 2122, 4244, 5305, 10610, 21220, 71087, 142174, 284348, 355435, 710870, 1421740]

約数ペア:

[(1, 1421740), (2, 710870), (4, 355435), (5, 284348), (10, 142174), (20, 71087), (67, 21220), (134, 10610), (268, 5305), (335, 4244), (670, 2122), (1061, 1340)]