9840080

素因数分解:

$2^4\times 5^1\times {\mathrm{123001}}^1$

素因数の和:123014

約数の個数: 20

約数和(自身を含む): 22878372

約数和(自身を除く): 13038292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123001, 246002, 492004, 615005, 984008, 1230010, 1968016, 2460020, 4920040, 9840080]

約数ペア:

[(1, 9840080), (2, 4920040), (4, 2460020), (5, 1968016), (8, 1230010), (10, 984008), (16, 615005), (20, 492004), (40, 246002), (80, 123001)]