356080

素因数分解:

$2^4\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4464

約数の個数: 20

約数和(自身を含む): 828072

約数和(自身を除く): 471992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4451, 8902, 17804, 22255, 35608, 44510, 71216, 89020, 178040, 356080]

約数ペア:

[(1, 356080), (2, 178040), (4, 89020), (5, 71216), (8, 44510), (10, 35608), (16, 22255), (20, 17804), (40, 8902), (80, 4451)]