145802620

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{6871}}^1$

素因数の和:7941

約数の個数: 24

約数和(自身を含む): 306518688

約数和(自身を除く): 160716068

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 4244, 5305, 6871, 10610, 13742, 21220, 27484, 34355, 68710, 137420, 7290131, 14580262, 29160524, 36450655, 72901310, 145802620]

約数ペア:

[(1, 145802620), (2, 72901310), (4, 36450655), (5, 29160524), (10, 14580262), (20, 7290131), (1061, 137420), (2122, 68710), (4244, 34355), (5305, 27484), (6871, 21220), (10610, 13742)]