87955240

素因数分解:

$2^3\times 5^1\times {\mathrm{2198881}}^1$

素因数の和:2198892

約数の個数: 16

約数和(自身を含む): 197899380

約数和(自身を除く): 109944140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2198881, 4397762, 8795524, 10994405, 17591048, 21988810, 43977620, 87955240]

約数ペア:

[(1, 87955240), (2, 43977620), (4, 21988810), (5, 17591048), (8, 10994405), (10, 8795524), (20, 4397762), (40, 2198881)]