1315690595980

素因数分解:

$2^2\times 5^1\times {\mathrm{68711}}^1\times {\mathrm{957409}}^1$

素因数の和:1026129

約数の個数: 24

約数和(自身を含む): 2762993348640

約数和(自身を除く): 1447302752660

約数列:

[1, 2, 4, 5, 10, 20, 68711, 137422, 274844, 343555, 687110, 957409, 1374220, 1914818, 3829636, 4787045, 9574090, 19148180, 65784529799, 131569059598, 263138119196, 328922648995, 657845297990, 1315690595980]

約数ペア:

[(1, 1315690595980), (2, 657845297990), (4, 328922648995), (5, 263138119196), (10, 131569059598), (20, 65784529799), (68711, 19148180), (137422, 9574090), (274844, 4787045), (343555, 3829636), (687110, 1914818), (957409, 1374220)]