188870020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{410587}}^1$

素因数の和:410619

約数の個数: 24

約数和(自身を含む): 413872704

約数和(自身を除く): 225002684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 410587, 821174, 1642348, 2052935, 4105870, 8211740, 9443501, 18887002, 37774004, 47217505, 94435010, 188870020]

約数ペア:

[(1, 188870020), (2, 94435010), (4, 47217505), (5, 37774004), (10, 18887002), (20, 9443501), (23, 8211740), (46, 4105870), (92, 2052935), (115, 1642348), (230, 821174), (460, 410587)]