17402420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{124303}}^1$

素因数の和:124319

約数の個数: 24

約数和(自身を含む): 41766144

約数和(自身を除く): 24363724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 124303, 248606, 497212, 621515, 870121, 1243030, 1740242, 2486060, 3480484, 4350605, 8701210, 17402420]

約数ペア:

[(1, 17402420), (2, 8701210), (4, 4350605), (5, 3480484), (7, 2486060), (10, 1740242), (14, 1243030), (20, 870121), (28, 621515), (35, 497212), (70, 248606), (140, 124303)]