25403180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{115469}}^1$

素因数の和:115489

約数の個数: 24

約数和(自身を含む): 58196880

約数和(自身を除く): 32793700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 115469, 230938, 461876, 577345, 1154690, 1270159, 2309380, 2540318, 5080636, 6350795, 12701590, 25403180]

約数ペア:

[(1, 25403180), (2, 12701590), (4, 6350795), (5, 5080636), (10, 2540318), (11, 2309380), (20, 1270159), (22, 1154690), (44, 577345), (55, 461876), (110, 230938), (220, 115469)]