131496140

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{8849}}^1$

素因数の和:9601

約数の個数: 24

約数和(自身を含む): 276544800

約数和(自身を除く): 145048660

約数列:

[1, 2, 4, 5, 10, 20, 743, 1486, 2972, 3715, 7430, 8849, 14860, 17698, 35396, 44245, 88490, 176980, 6574807, 13149614, 26299228, 32874035, 65748070, 131496140]

約数ペア:

[(1, 131496140), (2, 65748070), (4, 32874035), (5, 26299228), (10, 13149614), (20, 6574807), (743, 176980), (1486, 88490), (2972, 44245), (3715, 35396), (7430, 17698), (8849, 14860)]