2178719810

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1140691}}^1$

素因数の和:1140889

約数の個数: 16

約数和(自身を含む): 3942231552

約数和(自身を除く): 1763511742

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 1140691, 2281382, 5703455, 11406910, 217871981, 435743962, 1089359905, 2178719810]

約数ペア:

[(1, 2178719810), (2, 1089359905), (5, 435743962), (10, 217871981), (191, 11406910), (382, 5703455), (955, 2281382), (1910, 1140691)]