28376080

素因数分解:

$2^4\times 5^1\times {\mathrm{354701}}^1$

素因数の和:354714

約数の個数: 20

約数和(自身を含む): 65974572

約数和(自身を除く): 37598492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 354701, 709402, 1418804, 1773505, 2837608, 3547010, 5675216, 7094020, 14188040, 28376080]

約数ペア:

[(1, 28376080), (2, 14188040), (4, 7094020), (5, 5675216), (8, 3547010), (10, 2837608), (16, 1773505), (20, 1418804), (40, 709402), (80, 354701)]