39065420

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4871}}^1$

素因数の和:5281

約数の個数: 24

約数和(自身を含む): 82258848

約数和(自身を除く): 43193428

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 4871, 8020, 9742, 19484, 24355, 48710, 97420, 1953271, 3906542, 7813084, 9766355, 19532710, 39065420]

約数ペア:

[(1, 39065420), (2, 19532710), (4, 9766355), (5, 7813084), (10, 3906542), (20, 1953271), (401, 97420), (802, 48710), (1604, 24355), (2005, 19484), (4010, 9742), (4871, 8020)]