84287240

素因数分解:

$2^3\times 5^1\times {\mathrm{2107181}}^1$

素因数の和:2107192

約数の個数: 16

約数和(自身を含む): 189646380

約数和(自身を除く): 105359140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2107181, 4214362, 8428724, 10535905, 16857448, 21071810, 42143620, 84287240]

約数ペア:

[(1, 84287240), (2, 42143620), (4, 21071810), (5, 16857448), (8, 10535905), (10, 8428724), (20, 4214362), (40, 2107181)]