267928820

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{89909}}^1$

素因数の和:90067

約数の個数: 24

約数和(自身を含む): 566433000

約数和(自身を除く): 298504180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 89909, 179818, 359636, 449545, 899090, 1798180, 13396441, 26792882, 53585764, 66982205, 133964410, 267928820]

約数ペア:

[(1, 267928820), (2, 133964410), (4, 66982205), (5, 53585764), (10, 26792882), (20, 13396441), (149, 1798180), (298, 899090), (596, 449545), (745, 359636), (1490, 179818), (2980, 89909)]