8078960

素因数分解:

$2^4\times 5^1\times {\mathrm{100987}}^1$

素因数の和:101000

約数の個数: 20

約数和(自身を含む): 18783768

約数和(自身を除く): 10704808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100987, 201974, 403948, 504935, 807896, 1009870, 1615792, 2019740, 4039480, 8078960]

約数ペア:

[(1, 8078960), (2, 4039480), (4, 2019740), (5, 1615792), (8, 1009870), (10, 807896), (16, 504935), (20, 403948), (40, 201974), (80, 100987)]