17640140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{126001}}^1$

素因数の和:126017

約数の個数: 24

約数和(自身を含む): 42336672

約数和(自身を除く): 24696532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 126001, 252002, 504004, 630005, 882007, 1260010, 1764014, 2520020, 3528028, 4410035, 8820070, 17640140]

約数ペア:

[(1, 17640140), (2, 8820070), (4, 4410035), (5, 3528028), (7, 2520020), (10, 1764014), (14, 1260010), (20, 882007), (28, 630005), (35, 504004), (70, 252002), (140, 126001)]