55663280

素因数分解:

$2^4\times 5^1\times {\mathrm{695791}}^1$

素因数の和:695804

約数の個数: 20

約数和(自身を含む): 129417312

約数和(自身を除く): 73754032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695791, 1391582, 2783164, 3478955, 5566328, 6957910, 11132656, 13915820, 27831640, 55663280]

約数ペア:

[(1, 55663280), (2, 27831640), (4, 13915820), (5, 11132656), (8, 6957910), (10, 5566328), (16, 3478955), (20, 2783164), (40, 1391582), (80, 695791)]