27812560

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1559}}^1$

素因数の和:1795

約数の個数: 40

約数和(自身を含む): 64995840

約数和(自身を除く): 37183280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1559, 1784, 2230, 3118, 3568, 4460, 6236, 7795, 8920, 12472, 15590, 17840, 24944, 31180, 62360, 124720, 347657, 695314, 1390628, 1738285, 2781256, 3476570, 5562512, 6953140, 13906280, 27812560]

約数ペア:

[(1, 27812560), (2, 13906280), (4, 6953140), (5, 5562512), (8, 3476570), (10, 2781256), (16, 1738285), (20, 1390628), (40, 695314), (80, 347657), (223, 124720), (446, 62360), (892, 31180), (1115, 24944), (1559, 17840), (1784, 15590), (2230, 12472), (3118, 8920), (3568, 7795), (4460, 6236)]