204095240

素因数分解:

$2^3\times 5^1\times {\mathrm{5102381}}^1$

素因数の和:5102392

約数の個数: 16

約数和(自身を含む): 459214380

約数和(自身を除く): 255119140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5102381, 10204762, 20409524, 25511905, 40819048, 51023810, 102047620, 204095240]

約数ペア:

[(1, 204095240), (2, 102047620), (4, 51023810), (5, 40819048), (8, 25511905), (10, 20409524), (20, 10204762), (40, 5102381)]