26487940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5939}}^1$

素因数の和:6171

約数の個数: 24

約数和(自身を含む): 55883520

約数和(自身を除く): 29395580

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 5939, 11878, 23756, 29695, 59390, 118780, 1324397, 2648794, 5297588, 6621985, 13243970, 26487940]

約数ペア:

[(1, 26487940), (2, 13243970), (4, 6621985), (5, 5297588), (10, 2648794), (20, 1324397), (223, 118780), (446, 59390), (892, 29695), (1115, 23756), (2230, 11878), (4460, 5939)]