26491220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{189223}}^1$

素因数の和:189239

約数の個数: 24

約数和(自身を含む): 63579264

約数和(自身を除く): 37088044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 189223, 378446, 756892, 946115, 1324561, 1892230, 2649122, 3784460, 5298244, 6622805, 13245610, 26491220]

約数ペア:

[(1, 26491220), (2, 13245610), (4, 6622805), (5, 5298244), (7, 3784460), (10, 2649122), (14, 1892230), (20, 1324561), (28, 946115), (35, 756892), (70, 378446), (140, 189223)]