5218640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{9319}}^1$

素因数の和:9339

約数の個数: 40

約数和(自身を含む): 13868160

約数和(自身を除く): 8649520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 9319, 18638, 37276, 46595, 65233, 74552, 93190, 130466, 149104, 186380, 260932, 326165, 372760, 521864, 652330, 745520, 1043728, 1304660, 2609320, 5218640]

約数ペア:

[(1, 5218640), (2, 2609320), (4, 1304660), (5, 1043728), (7, 745520), (8, 652330), (10, 521864), (14, 372760), (16, 326165), (20, 260932), (28, 186380), (35, 149104), (40, 130466), (56, 93190), (70, 74552), (80, 65233), (112, 46595), (140, 37276), (280, 18638), (560, 9319)]