2018682440

素因数分解:

$2^3\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{30347}}^1$

素因数の和:32021

約数の個数: 32

約数和(自身を含む): 4544916480

約数和(自身を除く): 2526234040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1663, 3326, 6652, 8315, 13304, 16630, 30347, 33260, 60694, 66520, 121388, 151735, 242776, 303470, 606940, 1213880, 50467061, 100934122, 201868244, 252335305, 403736488, 504670610, 1009341220, 2018682440]

約数ペア:

[(1, 2018682440), (2, 1009341220), (4, 504670610), (5, 403736488), (8, 252335305), (10, 201868244), (20, 100934122), (40, 50467061), (1663, 1213880), (3326, 606940), (6652, 303470), (8315, 242776), (13304, 151735), (16630, 121388), (30347, 66520), (33260, 60694)]