86844280

素因数分解:

$2^3\times 5^1\times {\mathrm{2171107}}^1$

素因数の和:2171118

約数の個数: 16

約数和(自身を含む): 195399720

約数和(自身を除く): 108555440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2171107, 4342214, 8684428, 10855535, 17368856, 21711070, 43422140, 86844280]

約数ペア:

[(1, 86844280), (2, 43422140), (4, 21711070), (5, 17368856), (8, 10855535), (10, 8684428), (20, 4342214), (40, 2171107)]