9856982440

素因数分解:

$2^3\times 5^1\times {\mathrm{246424561}}^1$

素因数の和:246424572

約数の個数: 16

約数和(自身を含む): 22178210580

約数和(自身を除く): 12321228140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 246424561, 492849122, 985698244, 1232122805, 1971396488, 2464245610, 4928491220, 9856982440]

約数ペア:

[(1, 9856982440), (2, 4928491220), (4, 2464245610), (5, 1971396488), (8, 1232122805), (10, 985698244), (20, 492849122), (40, 246424561)]