39099020

素因数分解:

$2^2\times 5^1\times {\mathrm{1954951}}^1$

素因数の和:1954960

約数の個数: 12

約数和(自身を含む): 82107984

約数和(自身を除く): 43008964

約数列:

[1, 2, 4, 5, 10, 20, 1954951, 3909902, 7819804, 9774755, 19549510, 39099020]

約数ペア:

[(1, 39099020), (2, 19549510), (4, 9774755), (5, 7819804), (10, 3909902), (20, 1954951)]