3136990520

素因数分解:

$2^3\times 5^1\times {\mathrm{78424763}}^1$

素因数の和:78424774

約数の個数: 16

約数和(自身を含む): 7058228760

約数和(自身を除く): 3921238240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 78424763, 156849526, 313699052, 392123815, 627398104, 784247630, 1568495260, 3136990520]

約数ペア:

[(1, 3136990520), (2, 1568495260), (4, 784247630), (5, 627398104), (8, 392123815), (10, 313699052), (20, 156849526), (40, 78424763)]