550760120

素因数分解:

$2^3\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{5501}}^1$

素因数の和:8015

約数の個数: 32

約数和(自身を含む): 1239930720

約数和(自身を除く): 689170600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2503, 5006, 5501, 10012, 11002, 12515, 20024, 22004, 25030, 27505, 44008, 50060, 55010, 100120, 110020, 220040, 13769003, 27538006, 55076012, 68845015, 110152024, 137690030, 275380060, 550760120]

約数ペア:

[(1, 550760120), (2, 275380060), (4, 137690030), (5, 110152024), (8, 68845015), (10, 55076012), (20, 27538006), (40, 13769003), (2503, 220040), (5006, 110020), (5501, 100120), (10012, 55010), (11002, 50060), (12515, 44008), (20024, 27505), (22004, 25030)]