87114440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311123}}^1$

素因数の和:311141

約数の個数: 32

約数和(自身を含む): 224009280

約数和(自身を除く): 136894840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311123, 622246, 1244492, 1555615, 2177861, 2488984, 3111230, 4355722, 6222460, 8711444, 10889305, 12444920, 17422888, 21778610, 43557220, 87114440]

約数ペア:

[(1, 87114440), (2, 43557220), (4, 21778610), (5, 17422888), (7, 12444920), (8, 10889305), (10, 8711444), (14, 6222460), (20, 4355722), (28, 3111230), (35, 2488984), (40, 2177861), (56, 1555615), (70, 1244492), (140, 622246), (280, 311123)]