209530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:941

約数の個数: 16

約数和(自身を含む): 393984

約数和(自身を除く): 184454

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 911, 1822, 4555, 9110, 20953, 41906, 104765, 209530]

約数ペア:

[(1, 209530), (2, 104765), (5, 41906), (10, 20953), (23, 9110), (46, 4555), (115, 1822), (230, 911)]