84005620

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{21991}}^1$

素因数の和:22191

約数の個数: 24

約数和(自身を含む): 177343488

約数和(自身を除く): 93337868

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 21991, 43982, 87964, 109955, 219910, 439820, 4200281, 8400562, 16801124, 21001405, 42002810, 84005620]

約数ペア:

[(1, 84005620), (2, 42002810), (4, 21001405), (5, 16801124), (10, 8400562), (20, 4200281), (191, 439820), (382, 219910), (764, 109955), (955, 87964), (1910, 43982), (3820, 21991)]