40539268

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18803}}^1$

素因数の和:18832

約数の個数: 36

約数和(自身を含む): 90033552

約数和(自身を除く): 49494284

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 18803, 37606, 75212, 131621, 206833, 263242, 413666, 526484, 827332, 921347, 1447831, 1842694, 2895662, 3685388, 5791324, 10134817, 20269634, 40539268]

約数ペア:

[(1, 40539268), (2, 20269634), (4, 10134817), (7, 5791324), (11, 3685388), (14, 2895662), (22, 1842694), (28, 1447831), (44, 921347), (49, 827332), (77, 526484), (98, 413666), (154, 263242), (196, 206833), (308, 131621), (539, 75212), (1078, 37606), (2156, 18803)]