26786420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31147}}^1$

素因数の和:31199

約数の個数: 24

約数和(自身を含む): 57561504

約数和(自身を除く): 30775084

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31147, 62294, 124588, 155735, 311470, 622940, 1339321, 2678642, 5357284, 6696605, 13393210, 26786420]

約数ペア:

[(1, 26786420), (2, 13393210), (4, 6696605), (5, 5357284), (10, 2678642), (20, 1339321), (43, 622940), (86, 311470), (172, 155735), (215, 124588), (430, 62294), (860, 31147)]