29958460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213989}}^1$

素因数の和:214005

約数の個数: 24

約数和(自身を含む): 71900640

約数和(自身を除く): 41942180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213989, 427978, 855956, 1069945, 1497923, 2139890, 2995846, 4279780, 5991692, 7489615, 14979230, 29958460]

約数ペア:

[(1, 29958460), (2, 14979230), (4, 7489615), (5, 5991692), (7, 4279780), (10, 2995846), (14, 2139890), (20, 1497923), (28, 1069945), (35, 855956), (70, 427978), (140, 213989)]