1280672

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1332

約数の個数: 24

約数和(自身を含む): 2604672

約数和(自身を除く): 1324000

約数列:

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

約数ペア:

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