7425380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2671}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 15711360

約数和(自身を除く): 8285980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2671, 2780, 5342, 10684, 13355, 26710, 53420, 371269, 742538, 1485076, 1856345, 3712690, 7425380]

約数ペア:

[(1, 7425380), (2, 3712690), (4, 1856345), (5, 1485076), (10, 742538), (20, 371269), (139, 53420), (278, 26710), (556, 13355), (695, 10684), (1390, 5342), (2671, 2780)]