87448880

素因数分解:

$2^4\times 5^1\times {\mathrm{1093111}}^1$

素因数の和:1093124

約数の個数: 20

約数和(自身を含む): 203318832

約数和(自身を除く): 115869952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1093111, 2186222, 4372444, 5465555, 8744888, 10931110, 17489776, 21862220, 43724440, 87448880]

約数ペア:

[(1, 87448880), (2, 43724440), (4, 21862220), (5, 17489776), (8, 10931110), (10, 8744888), (16, 5465555), (20, 4372444), (40, 2186222), (80, 1093111)]