2561344

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1334

約数の個数: 28

約数和(自身を含む): 5250688

約数和(自身を除く): 2689344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1291, 1984, 2582, 5164, 10328, 20656, 40021, 41312, 80042, 82624, 160084, 320168, 640336, 1280672, 2561344]

約数ペア:

[(1, 2561344), (2, 1280672), (4, 640336), (8, 320168), (16, 160084), (31, 82624), (32, 80042), (62, 41312), (64, 40021), (124, 20656), (248, 10328), (496, 5164), (992, 2582), (1291, 1984)]