56798890

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{20959}}^1$

素因数の和:21237

約数の個数: 16

約数和(自身を含む): 102620160

約数和(自身を除く): 45821270

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 20959, 41918, 104795, 209590, 5679889, 11359778, 28399445, 56798890]

約数ペア:

[(1, 56798890), (2, 28399445), (5, 11359778), (10, 5679889), (271, 209590), (542, 104795), (1355, 41918), (2710, 20959)]