55208240

素因数分解:

$2^4\times 5^1\times {\mathrm{690103}}^1$

素因数の和:690116

約数の個数: 20

約数和(自身を含む): 128359344

約数和(自身を除く): 73151104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 690103, 1380206, 2760412, 3450515, 5520824, 6901030, 11041648, 13802060, 27604120, 55208240]

約数ペア:

[(1, 55208240), (2, 27604120), (4, 13802060), (5, 11041648), (8, 6901030), (10, 5520824), (16, 3450515), (20, 2760412), (40, 1380206), (80, 690103)]