1721920

素因数分解:

$2^6\times 5^1\times {\mathrm{5381}}^1$

素因数の和:5398

約数の個数: 28

約数和(自身を含む): 4101084

約数和(自身を除く): 2379164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5381, 10762, 21524, 26905, 43048, 53810, 86096, 107620, 172192, 215240, 344384, 430480, 860960, 1721920]

約数ペア:

[(1, 1721920), (2, 860960), (4, 430480), (5, 344384), (8, 215240), (10, 172192), (16, 107620), (20, 86096), (32, 53810), (40, 43048), (64, 26905), (80, 21524), (160, 10762), (320, 5381)]