206824970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81749}}^1$

素因数の和:81790

約数の個数: 32

約数和(自身を含む): 423792000

約数和(自身を除く): 216967030

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 81749, 163498, 408745, 817490, 899239, 1798478, 1880227, 3760454, 4496195, 8992390, 9401135, 18802270, 20682497, 41364994, 103412485, 206824970]

約数ペア:

[(1, 206824970), (2, 103412485), (5, 41364994), (10, 20682497), (11, 18802270), (22, 9401135), (23, 8992390), (46, 4496195), (55, 3760454), (110, 1880227), (115, 1798478), (230, 899239), (253, 817490), (506, 408745), (1265, 163498), (2530, 81749)]