31123060

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4909}}^1$

素因数の和:5235

約数の個数: 24

約数和(自身を含む): 65577960

約数和(自身を除く): 34454900

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 4909, 6340, 9818, 19636, 24545, 49090, 98180, 1556153, 3112306, 6224612, 7780765, 15561530, 31123060]

約数ペア:

[(1, 31123060), (2, 15561530), (4, 7780765), (5, 6224612), (10, 3112306), (20, 1556153), (317, 98180), (634, 49090), (1268, 24545), (1585, 19636), (3170, 9818), (4909, 6340)]