214257940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{824069}}^1$

素因数の和:824091

約数の個数: 24

約数和(自身を含む): 484553160

約数和(自身を除く): 270295220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 824069, 1648138, 3296276, 4120345, 8240690, 10712897, 16481380, 21425794, 42851588, 53564485, 107128970, 214257940]

約数ペア:

[(1, 214257940), (2, 107128970), (4, 53564485), (5, 42851588), (10, 21425794), (13, 16481380), (20, 10712897), (26, 8240690), (52, 4120345), (65, 3296276), (130, 1648138), (260, 824069)]