2761720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 6894720

約数和(自身を除く): 4133000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 113, 130, 188, 226, 235, 260, 376, 452, 470, 520, 565, 611, 904, 940, 1130, 1222, 1469, 1880, 2260, 2444, 2938, 3055, 4520, 4888, 5311, 5876, 6110, 7345, 10622, 11752, 12220, 14690, 21244, 24440, 26555, 29380, 42488, 53110, 58760, 69043, 106220, 138086, 212440, 276172, 345215, 552344, 690430, 1380860, 2761720]

約数ペア:

[(1, 2761720), (2, 1380860), (4, 690430), (5, 552344), (8, 345215), (10, 276172), (13, 212440), (20, 138086), (26, 106220), (40, 69043), (47, 58760), (52, 53110), (65, 42488), (94, 29380), (104, 26555), (113, 24440), (130, 21244), (188, 14690), (226, 12220), (235, 11752), (260, 10622), (376, 7345), (452, 6110), (470, 5876), (520, 5311), (565, 4888), (611, 4520), (904, 3055), (940, 2938), (1130, 2444), (1222, 2260), (1469, 1880)]