2020158865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{245911}}^1$

素因数の和:246000

約数の個数: 16

約数和(自身を含む): 2549615616

約数和(自身を除く): 529456751

約数列:

[1, 5, 31, 53, 155, 265, 1643, 8215, 245911, 1229555, 7623241, 13033283, 38116205, 65166415, 404031773, 2020158865]

約数ペア:

[(1, 2020158865), (5, 404031773), (31, 65166415), (53, 38116205), (155, 13033283), (265, 7623241), (1643, 1229555), (8215, 245911)]