10520080

素因数分解:

$2^4\times 5^1\times {\mathrm{131501}}^1$

素因数の和:131514

約数の個数: 20

約数和(自身を含む): 24459372

約数和(自身を除く): 13939292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131501, 263002, 526004, 657505, 1052008, 1315010, 2104016, 2630020, 5260040, 10520080]

約数ペア:

[(1, 10520080), (2, 5260040), (4, 2630020), (5, 2104016), (8, 1315010), (10, 1052008), (16, 657505), (20, 526004), (40, 263002), (80, 131501)]