79261360

素因数分解:

$2^4\times 5^1\times {\mathrm{990767}}^1$

素因数の和:990780

約数の個数: 20

約数和(自身を含む): 184282848

約数和(自身を除く): 105021488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 990767, 1981534, 3963068, 4953835, 7926136, 9907670, 15852272, 19815340, 39630680, 79261360]

約数ペア:

[(1, 79261360), (2, 39630680), (4, 19815340), (5, 15852272), (8, 9907670), (10, 7926136), (16, 4953835), (20, 3963068), (40, 1981534), (80, 990767)]