2546660

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 5381376

約数和(自身を除く): 2834716

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 571, 892, 1115, 1142, 2230, 2284, 2855, 4460, 5710, 11420, 127333, 254666, 509332, 636665, 1273330, 2546660]

約数ペア:

[(1, 2546660), (2, 1273330), (4, 636665), (5, 509332), (10, 254666), (20, 127333), (223, 11420), (446, 5710), (571, 4460), (892, 2855), (1115, 2284), (1142, 2230)]