1223565540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20392759}}^1$

素因数の和:20392771

約数の個数: 24

約数和(自身を含む): 3425983680

約数和(自身を除く): 2202418140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20392759, 40785518, 61178277, 81571036, 101963795, 122356554, 203927590, 244713108, 305891385, 407855180, 611782770, 1223565540]

約数ペア:

[(1, 1223565540), (2, 611782770), (3, 407855180), (4, 305891385), (5, 244713108), (6, 203927590), (10, 122356554), (12, 101963795), (15, 81571036), (20, 61178277), (30, 40785518), (60, 20392759)]