26639590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{33721}}^1$

素因数の和:33807

約数の個数: 16

約数和(自身を含む): 48559680

約数和(自身を除く): 21920090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 33721, 67442, 168605, 337210, 2663959, 5327918, 13319795, 26639590]

約数ペア:

[(1, 26639590), (2, 13319795), (5, 5327918), (10, 2663959), (79, 337210), (158, 168605), (395, 67442), (790, 33721)]