15707097520

素因数分解:

$2^4\times 5^1\times {\mathrm{196338719}}^1$

素因数の和:196338732

約数の個数: 20

約数和(自身を含む): 36519001920

約数和(自身を除く): 20811904400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196338719, 392677438, 785354876, 981693595, 1570709752, 1963387190, 3141419504, 3926774380, 7853548760, 15707097520]

約数ペア:

[(1, 15707097520), (2, 7853548760), (4, 3926774380), (5, 3141419504), (8, 1963387190), (10, 1570709752), (16, 981693595), (20, 785354876), (40, 392677438), (80, 196338719)]