10179920

素因数分解:

$2^4\times 5^1\times {\mathrm{127249}}^1$

素因数の和:127262

約数の個数: 20

約数和(自身を含む): 23668500

約数和(自身を除く): 13488580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127249, 254498, 508996, 636245, 1017992, 1272490, 2035984, 2544980, 5089960, 10179920]

約数ペア:

[(1, 10179920), (2, 5089960), (4, 2544980), (5, 2035984), (8, 1272490), (10, 1017992), (16, 636245), (20, 508996), (40, 254498), (80, 127249)]