30088870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1021}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 62104896

約数和(自身を除く): 32016026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 1021, 2042, 2105, 2947, 4210, 5105, 5894, 7147, 10210, 14294, 14735, 29470, 35735, 71470, 429841, 859682, 2149205, 3008887, 4298410, 6017774, 15044435, 30088870]

約数ペア:

[(1, 30088870), (2, 15044435), (5, 6017774), (7, 4298410), (10, 3008887), (14, 2149205), (35, 859682), (70, 429841), (421, 71470), (842, 35735), (1021, 29470), (2042, 14735), (2105, 14294), (2947, 10210), (4210, 7147), (5105, 5894)]