2479800280

素因数分解:

$2^3\times 5^1\times {\mathrm{61995007}}^1$

素因数の和:61995018

約数の個数: 16

約数和(自身を含む): 5579550720

約数和(自身を除く): 3099750440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61995007, 123990014, 247980028, 309975035, 495960056, 619950070, 1239900140, 2479800280]

約数ペア:

[(1, 2479800280), (2, 1239900140), (4, 619950070), (5, 495960056), (8, 309975035), (10, 247980028), (20, 123990014), (40, 61995007)]