55657940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214069}}^1$

素因数の和:214091

約数の個数: 24

約数和(自身を含む): 125873160

約数和(自身を除く): 70215220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214069, 428138, 856276, 1070345, 2140690, 2782897, 4281380, 5565794, 11131588, 13914485, 27828970, 55657940]

約数ペア:

[(1, 55657940), (2, 27828970), (4, 13914485), (5, 11131588), (10, 5565794), (13, 4281380), (20, 2782897), (26, 2140690), (52, 1070345), (65, 856276), (130, 428138), (260, 214069)]