79237640

素因数分解:

$2^3\times 5^1\times {\mathrm{1980941}}^1$

素因数の和:1980952

約数の個数: 16

約数和(自身を含む): 178284780

約数和(自身を除く): 99047140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1980941, 3961882, 7923764, 9904705, 15847528, 19809410, 39618820, 79237640]

約数ペア:

[(1, 79237640), (2, 39618820), (4, 19809410), (5, 15847528), (8, 9904705), (10, 7923764), (20, 3961882), (40, 1980941)]