28245080

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3697}}^1$

素因数の和:3899

約数の個数: 32

約数和(自身を含む): 63901440

約数和(自身を除く): 35656360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3697, 3820, 7394, 7640, 14788, 18485, 29576, 36970, 73940, 147880, 706127, 1412254, 2824508, 3530635, 5649016, 7061270, 14122540, 28245080]

約数ペア:

[(1, 28245080), (2, 14122540), (4, 7061270), (5, 5649016), (8, 3530635), (10, 2824508), (20, 1412254), (40, 706127), (191, 147880), (382, 73940), (764, 36970), (955, 29576), (1528, 18485), (1910, 14788), (3697, 7640), (3820, 7394)]