4250876780

素因数分解:

$2^2\times 5^1\times {\mathrm{212543839}}^1$

素因数の和:212543848

約数の個数: 12

約数和(自身を含む): 8926841280

約数和(自身を除く): 4675964500

約数列:

[1, 2, 4, 5, 10, 20, 212543839, 425087678, 850175356, 1062719195, 2125438390, 4250876780]

約数ペア:

[(1, 4250876780), (2, 2125438390), (4, 1062719195), (5, 850175356), (10, 425087678), (20, 212543839)]