28365040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32233}}^1$

素因数の和:32257

約数の個数: 40

約数和(自身を含む): 71946288

約数和(自身を除く): 43581248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 32233, 64466, 128932, 161165, 257864, 322330, 354563, 515728, 644660, 709126, 1289320, 1418252, 1772815, 2578640, 2836504, 3545630, 5673008, 7091260, 14182520, 28365040]

約数ペア:

[(1, 28365040), (2, 14182520), (4, 7091260), (5, 5673008), (8, 3545630), (10, 2836504), (11, 2578640), (16, 1772815), (20, 1418252), (22, 1289320), (40, 709126), (44, 644660), (55, 515728), (80, 354563), (88, 322330), (110, 257864), (176, 161165), (220, 128932), (440, 64466), (880, 32233)]