86240020

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{7883}}^1$

素因数の和:8439

約数の個数: 24

約数和(自身を含む): 181458144

約数和(自身を除く): 95218124

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 7883, 10940, 15766, 31532, 39415, 78830, 157660, 4312001, 8624002, 17248004, 21560005, 43120010, 86240020]

約数ペア:

[(1, 86240020), (2, 43120010), (4, 21560005), (5, 17248004), (10, 8624002), (20, 4312001), (547, 157660), (1094, 78830), (2188, 39415), (2735, 31532), (5470, 15766), (7883, 10940)]