7211540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{51511}}^1$

素因数の和:51527

約数の個数: 24

約数和(自身を含む): 17308032

約数和(自身を除く): 10096492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 51511, 103022, 206044, 257555, 360577, 515110, 721154, 1030220, 1442308, 1802885, 3605770, 7211540]

約数ペア:

[(1, 7211540), (2, 3605770), (4, 1802885), (5, 1442308), (7, 1030220), (10, 721154), (14, 515110), (20, 360577), (28, 257555), (35, 206044), (70, 103022), (140, 51511)]