1649060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11779}}^1$

素因数の和:11795

約数の個数: 24

約数和(自身を含む): 3958080

約数和(自身を除く): 2309020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11779, 23558, 47116, 58895, 82453, 117790, 164906, 235580, 329812, 412265, 824530, 1649060]

約数ペア:

[(1, 1649060), (2, 824530), (4, 412265), (5, 329812), (7, 235580), (10, 164906), (14, 117790), (20, 82453), (28, 58895), (35, 47116), (70, 23558), (140, 11779)]