2193980530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31342579}}^1$

素因数の和:31342593

約数の個数: 16

約数和(自身を含む): 4513331520

約数和(自身を除く): 2319350990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 31342579, 62685158, 156712895, 219398053, 313425790, 438796106, 1096990265, 2193980530]

約数ペア:

[(1, 2193980530), (2, 1096990265), (5, 438796106), (7, 313425790), (10, 219398053), (14, 156712895), (35, 62685158), (70, 31342579)]