40282220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{647}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 92752128

約数和(自身を除く): 52469908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 566, 647, 1132, 1294, 1415, 2588, 2830, 3113, 3235, 5660, 6226, 6470, 7117, 12452, 12940, 14234, 15565, 28468, 31130, 35585, 62260, 71170, 142340, 183101, 366202, 732404, 915505, 1831010, 2014111, 3662020, 4028222, 8056444, 10070555, 20141110, 40282220]

約数ペア:

[(1, 40282220), (2, 20141110), (4, 10070555), (5, 8056444), (10, 4028222), (11, 3662020), (20, 2014111), (22, 1831010), (44, 915505), (55, 732404), (110, 366202), (220, 183101), (283, 142340), (566, 71170), (647, 62260), (1132, 35585), (1294, 31130), (1415, 28468), (2588, 15565), (2830, 14234), (3113, 12940), (3235, 12452), (5660, 7117), (6226, 6470)]