804926140

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{60887}}^1$

素因数の和:61557

約数の個数: 24

約数和(自身を含む): 1692929952

約数和(自身を除く): 888003812

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 60887, 121774, 243548, 304435, 608870, 1217740, 40246307, 80492614, 160985228, 201231535, 402463070, 804926140]

約数ペア:

[(1, 804926140), (2, 402463070), (4, 201231535), (5, 160985228), (10, 80492614), (20, 40246307), (661, 1217740), (1322, 608870), (2644, 304435), (3305, 243548), (6610, 121774), (13220, 60887)]