154423760

素因数分解:

$2^4\times 5^1\times {\mathrm{1930297}}^1$

素因数の和:1930310

約数の個数: 20

約数和(自身を含む): 359035428

約数和(自身を除く): 204611668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1930297, 3860594, 7721188, 9651485, 15442376, 19302970, 30884752, 38605940, 77211880, 154423760]

約数ペア:

[(1, 154423760), (2, 77211880), (4, 38605940), (5, 30884752), (8, 19302970), (10, 15442376), (16, 9651485), (20, 7721188), (40, 3860594), (80, 1930297)]