40470386

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 69780096

約数和(自身を除く): 29309710

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 661, 1322, 1331, 2662, 2783, 5566, 7271, 14542, 15203, 30406, 30613, 61226, 79981, 159962, 167233, 334466, 879791, 1759582, 1839563, 3679126, 20235193, 40470386]

約数ペア:

[(1, 40470386), (2, 20235193), (11, 3679126), (22, 1839563), (23, 1759582), (46, 879791), (121, 334466), (242, 167233), (253, 159962), (506, 79981), (661, 61226), (1322, 30613), (1331, 30406), (2662, 15203), (2783, 14542), (5566, 7271)]