247001680

素因数分解:

$2^4\times 5^1\times {\mathrm{3087521}}^1$

素因数の和:3087534

約数の個数: 20

約数和(自身を含む): 574279092

約数和(自身を除く): 327277412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3087521, 6175042, 12350084, 15437605, 24700168, 30875210, 49400336, 61750420, 123500840, 247001680]

約数ペア:

[(1, 247001680), (2, 123500840), (4, 61750420), (5, 49400336), (8, 30875210), (10, 24700168), (16, 15437605), (20, 12350084), (40, 6175042), (80, 3087521)]