207928440020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1485203143}}^1$

素因数の和:1485203159

約数の個数: 24

約数和(自身を含む): 499028256384

約数和(自身を除く): 291099816364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1485203143, 2970406286, 5940812572, 7426015715, 10396422001, 14852031430, 20792844002, 29704062860, 41585688004, 51982110005, 103964220010, 207928440020]

約数ペア:

[(1, 207928440020), (2, 103964220010), (4, 51982110005), (5, 41585688004), (7, 29704062860), (10, 20792844002), (14, 14852031430), (20, 10396422001), (28, 7426015715), (35, 5940812572), (70, 2970406286), (140, 1485203143)]