1393320530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19904579}}^1$

素因数の和:19904593

約数の個数: 16

約数和(自身を含む): 2866259520

約数和(自身を除く): 1472938990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 19904579, 39809158, 99522895, 139332053, 199045790, 278664106, 696660265, 1393320530]

約数ペア:

[(1, 1393320530), (2, 696660265), (5, 278664106), (7, 199045790), (10, 139332053), (14, 99522895), (35, 39809158), (70, 19904579)]