1373450180

素因数分解:

$2^2\times 5^1\times {\mathrm{68672509}}^1$

素因数の和:68672518

約数の個数: 12

約数和(自身を含む): 2884245420

約数和(自身を除く): 1510795240

約数列:

[1, 2, 4, 5, 10, 20, 68672509, 137345018, 274690036, 343362545, 686725090, 1373450180]

約数ペア:

[(1, 1373450180), (2, 686725090), (4, 343362545), (5, 274690036), (10, 137345018), (20, 68672509)]