7140140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{51001}}^1$

素因数の和:51017

約数の個数: 24

約数和(自身を含む): 17136672

約数和(自身を除く): 9996532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 51001, 102002, 204004, 255005, 357007, 510010, 714014, 1020020, 1428028, 1785035, 3570070, 7140140]

約数ペア:

[(1, 7140140), (2, 3570070), (4, 1785035), (5, 1428028), (7, 1020020), (10, 714014), (14, 510010), (20, 357007), (28, 255005), (35, 204004), (70, 102002), (140, 51001)]