384124420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{408643}}^1$

素因数の和:408699

約数の個数: 24

約数和(自身を含む): 823826304

約数和(自身を除く): 439701884

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 408643, 817286, 1634572, 2043215, 4086430, 8172860, 19206221, 38412442, 76824884, 96031105, 192062210, 384124420]

約数ペア:

[(1, 384124420), (2, 192062210), (4, 96031105), (5, 76824884), (10, 38412442), (20, 19206221), (47, 8172860), (94, 4086430), (188, 2043215), (235, 1634572), (470, 817286), (940, 408643)]