210960080

素因数分解:

$2^4\times 5^1\times {\mathrm{2637001}}^1$

素因数の和:2637014

約数の個数: 20

約数和(自身を含む): 490482372

約数和(自身を除く): 279522292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2637001, 5274002, 10548004, 13185005, 21096008, 26370010, 42192016, 52740020, 105480040, 210960080]

約数ペア:

[(1, 210960080), (2, 105480040), (4, 52740020), (5, 42192016), (8, 26370010), (10, 21096008), (16, 13185005), (20, 10548004), (40, 5274002), (80, 2637001)]