87942320

素因数分解:

$2^4\times 5^1\times {\mathrm{1099279}}^1$

素因数の和:1099292

約数の個数: 20

約数和(自身を含む): 204466080

約数和(自身を除く): 116523760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1099279, 2198558, 4397116, 5496395, 8794232, 10992790, 17588464, 21985580, 43971160, 87942320]

約数ペア:

[(1, 87942320), (2, 43971160), (4, 21985580), (5, 17588464), (8, 10992790), (10, 8794232), (16, 5496395), (20, 4397116), (40, 2198558), (80, 1099279)]