320829404

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^2\times {\mathrm{2273}}^1$

素因数の和:2426

約数の個数: 36

約数和(自身を含む): 651109872

約数和(自身を除く): 330280468

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 2273, 4546, 5041, 9092, 10082, 15911, 20164, 31822, 35287, 63644, 70574, 141148, 161383, 322766, 645532, 1129681, 2259362, 4518724, 11458193, 22916386, 45832772, 80207351, 160414702, 320829404]

約数ペア:

[(1, 320829404), (2, 160414702), (4, 80207351), (7, 45832772), (14, 22916386), (28, 11458193), (71, 4518724), (142, 2259362), (284, 1129681), (497, 645532), (994, 322766), (1988, 161383), (2273, 141148), (4546, 70574), (5041, 63644), (9092, 35287), (10082, 31822), (15911, 20164)]