25977880

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2861}}^1$

素因数の和:3099

約数の個数: 32

約数和(自身を含む): 58728240

約数和(自身を除く): 32750360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 2861, 4540, 5722, 9080, 11444, 14305, 22888, 28610, 57220, 114440, 649447, 1298894, 2597788, 3247235, 5195576, 6494470, 12988940, 25977880]

約数ペア:

[(1, 25977880), (2, 12988940), (4, 6494470), (5, 5195576), (8, 3247235), (10, 2597788), (20, 1298894), (40, 649447), (227, 114440), (454, 57220), (908, 28610), (1135, 22888), (1816, 14305), (2270, 11444), (2861, 9080), (4540, 5722)]