173699140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2297}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 386064000

約数和(自身を除く): 212364860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 380, 398, 796, 995, 1990, 2297, 3781, 3980, 4594, 7562, 9188, 11485, 15124, 18905, 22970, 37810, 43643, 45940, 75620, 87286, 174572, 218215, 436430, 457103, 872860, 914206, 1828412, 2285515, 4571030, 8684957, 9142060, 17369914, 34739828, 43424785, 86849570, 173699140]

約数ペア:

[(1, 173699140), (2, 86849570), (4, 43424785), (5, 34739828), (10, 17369914), (19, 9142060), (20, 8684957), (38, 4571030), (76, 2285515), (95, 1828412), (190, 914206), (199, 872860), (380, 457103), (398, 436430), (796, 218215), (995, 174572), (1990, 87286), (2297, 75620), (3781, 45940), (3980, 43643), (4594, 37810), (7562, 22970), (9188, 18905), (11485, 15124)]