248528080

素因数分解:

$2^4\times 5^1\times {\mathrm{3106601}}^1$

素因数の和:3106614

約数の個数: 20

約数和(自身を含む): 577827972

約数和(自身を除く): 329299892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3106601, 6213202, 12426404, 15533005, 24852808, 31066010, 49705616, 62132020, 124264040, 248528080]

約数ペア:

[(1, 248528080), (2, 124264040), (4, 62132020), (5, 49705616), (8, 31066010), (10, 24852808), (16, 15533005), (20, 12426404), (40, 6213202), (80, 3106601)]