2558980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5563}}^1$

素因数の和:5595

約数の個数: 24

約数和(自身を含む): 5608512

約数和(自身を除く): 3049532

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 5563, 11126, 22252, 27815, 55630, 111260, 127949, 255898, 511796, 639745, 1279490, 2558980]

約数ペア:

[(1, 2558980), (2, 1279490), (4, 639745), (5, 511796), (10, 255898), (20, 127949), (23, 111260), (46, 55630), (92, 27815), (115, 22252), (230, 11126), (460, 5563)]