85330420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{609503}}^1$

素因数の和:609519

約数の個数: 24

約数和(自身を含む): 204793344

約数和(自身を除く): 119462924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 609503, 1219006, 2438012, 3047515, 4266521, 6095030, 8533042, 12190060, 17066084, 21332605, 42665210, 85330420]

約数ペア:

[(1, 85330420), (2, 42665210), (4, 21332605), (5, 17066084), (7, 12190060), (10, 8533042), (14, 6095030), (20, 4266521), (28, 3047515), (35, 2438012), (70, 1219006), (140, 609503)]