26448640

素因数分解:

$2^8\times 5^1\times {\mathrm{20663}}^1$

素因数の和:20684

約数の個数: 36

約数和(自身を含む): 63355824

約数和(自身を除く): 36907184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20663, 41326, 82652, 103315, 165304, 206630, 330608, 413260, 661216, 826520, 1322432, 1653040, 2644864, 3306080, 5289728, 6612160, 13224320, 26448640]

約数ペア:

[(1, 26448640), (2, 13224320), (4, 6612160), (5, 5289728), (8, 3306080), (10, 2644864), (16, 1653040), (20, 1322432), (32, 826520), (40, 661216), (64, 413260), (80, 330608), (128, 206630), (160, 165304), (256, 103315), (320, 82652), (640, 41326), (1280, 20663)]