88870480

素因数分解:

$2^4\times 5^1\times {\mathrm{1110881}}^1$

素因数の和:1110894

約数の個数: 20

約数和(自身を含む): 206624052

約数和(自身を除く): 117753572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1110881, 2221762, 4443524, 5554405, 8887048, 11108810, 17774096, 22217620, 44435240, 88870480]

約数ペア:

[(1, 88870480), (2, 44435240), (4, 22217620), (5, 17774096), (8, 11108810), (10, 8887048), (16, 5554405), (20, 4443524), (40, 2221762), (80, 1110881)]