4520080

素因数分解:

$2^4\times 5^1\times {\mathrm{56501}}^1$

素因数の和:56514

約数の個数: 20

約数和(自身を含む): 10509372

約数和(自身を除く): 5989292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 56501, 113002, 226004, 282505, 452008, 565010, 904016, 1130020, 2260040, 4520080]

約数ペア:

[(1, 4520080), (2, 2260040), (4, 1130020), (5, 904016), (8, 565010), (10, 452008), (16, 282505), (20, 226004), (40, 113002), (80, 56501)]