171720140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{182681}}^1$

素因数の和:182737

約数の個数: 24

約数和(自身を含む): 368286912

約数和(自身を除く): 196566772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 182681, 365362, 730724, 913405, 1826810, 3653620, 8586007, 17172014, 34344028, 42930035, 85860070, 171720140]

約数ペア:

[(1, 171720140), (2, 85860070), (4, 42930035), (5, 34344028), (10, 17172014), (20, 8586007), (47, 3653620), (94, 1826810), (188, 913405), (235, 730724), (470, 365362), (940, 182681)]