289070260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{498397}}^1$

素因数の和:498435

約数の個数: 24

約数和(自身を含む): 627981480

約数和(自身を除く): 338911220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 498397, 996794, 1993588, 2491985, 4983970, 9967940, 14453513, 28907026, 57814052, 72267565, 144535130, 289070260]

約数ペア:

[(1, 289070260), (2, 144535130), (4, 72267565), (5, 57814052), (10, 28907026), (20, 14453513), (29, 9967940), (58, 4983970), (116, 2491985), (145, 1993588), (290, 996794), (580, 498397)]