320415844

素因数分解:

$2^2\times 7^1\times {\mathrm{2213}}^1\times {\mathrm{5171}}^1$

素因数の和:7395

約数の個数: 24

約数和(自身を含む): 641245248

約数和(自身を除く): 320829404

約数列:

[1, 2, 4, 7, 14, 28, 2213, 4426, 5171, 8852, 10342, 15491, 20684, 30982, 36197, 61964, 72394, 144788, 11443423, 22886846, 45773692, 80103961, 160207922, 320415844]

約数ペア:

[(1, 320415844), (2, 160207922), (4, 80103961), (7, 45773692), (14, 22886846), (28, 11443423), (2213, 144788), (4426, 72394), (5171, 61964), (8852, 36197), (10342, 30982), (15491, 20684)]