221400310

素因数分解:

$2^1\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{19037}}^1$

素因数の和:20207

約数の個数: 16

約数和(自身を含む): 398884176

約数和(自身を除く): 177483866

約数列:

[1, 2, 5, 10, 1163, 2326, 5815, 11630, 19037, 38074, 95185, 190370, 22140031, 44280062, 110700155, 221400310]

約数ペア:

[(1, 221400310), (2, 110700155), (5, 44280062), (10, 22140031), (1163, 190370), (2326, 95185), (5815, 38074), (11630, 19037)]