15817180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27271}}^1$

素因数の和:27309

約数の個数: 24

約数和(自身を含む): 34362720

約数和(自身を除く): 18545540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 27271, 54542, 109084, 136355, 272710, 545420, 790859, 1581718, 3163436, 3954295, 7908590, 15817180]

約数ペア:

[(1, 15817180), (2, 7908590), (4, 3954295), (5, 3163436), (10, 1581718), (20, 790859), (29, 545420), (58, 272710), (116, 136355), (145, 109084), (290, 54542), (580, 27271)]