2518460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17989}}^1$

素因数の和:18005

約数の個数: 24

約数和(自身を含む): 6044640

約数和(自身を除く): 3526180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17989, 35978, 71956, 89945, 125923, 179890, 251846, 359780, 503692, 629615, 1259230, 2518460]

約数ペア:

[(1, 2518460), (2, 1259230), (4, 629615), (5, 503692), (7, 359780), (10, 251846), (14, 179890), (20, 125923), (28, 89945), (35, 71956), (70, 35978), (140, 17989)]