84195790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2857}}^1$

素因数の和:3292

約数の個数: 32

約数和(自身を含む): 173674944

約数和(自身を除く): 89479154

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2857, 2947, 4210, 5714, 5894, 14285, 14735, 19999, 28570, 29470, 39998, 99995, 199990, 1202797, 2405594, 6013985, 8419579, 12027970, 16839158, 42097895, 84195790]

約数ペア:

[(1, 84195790), (2, 42097895), (5, 16839158), (7, 12027970), (10, 8419579), (14, 6013985), (35, 2405594), (70, 1202797), (421, 199990), (842, 99995), (2105, 39998), (2857, 29470), (2947, 28570), (4210, 19999), (5714, 14735), (5894, 14285)]