2280453025520

素因数分解:

$2^4\times 5^1\times {\mathrm{28505662819}}^1$

素因数の和:28505662832

約数の個数: 20

約数和(自身を含む): 5302053284520

約数和(自身を除く): 3021600259000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28505662819, 57011325638, 114022651276, 142528314095, 228045302552, 285056628190, 456090605104, 570113256380, 1140226512760, 2280453025520]

約数ペア:

[(1, 2280453025520), (2, 1140226512760), (4, 570113256380), (5, 456090605104), (8, 285056628190), (10, 228045302552), (16, 142528314095), (20, 114022651276), (40, 57011325638), (80, 28505662819)]