2009720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 4622400

約数和(自身を除く): 2612680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1069, 1880, 2138, 4276, 5345, 8552, 10690, 21380, 42760, 50243, 100486, 200972, 251215, 401944, 502430, 1004860, 2009720]

約数ペア:

[(1, 2009720), (2, 1004860), (4, 502430), (5, 401944), (8, 251215), (10, 200972), (20, 100486), (40, 50243), (47, 42760), (94, 21380), (188, 10690), (235, 8552), (376, 5345), (470, 4276), (940, 2138), (1069, 1880)]