14187220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 30820608

約数和(自身を除く): 16633388

約数列:

[1, 2, 4, 5, 10, 20, 71, 97, 103, 142, 194, 206, 284, 355, 388, 412, 485, 515, 710, 970, 1030, 1420, 1940, 2060, 6887, 7313, 9991, 13774, 14626, 19982, 27548, 29252, 34435, 36565, 39964, 49955, 68870, 73130, 99910, 137740, 146260, 199820, 709361, 1418722, 2837444, 3546805, 7093610, 14187220]

約数ペア:

[(1, 14187220), (2, 7093610), (4, 3546805), (5, 2837444), (10, 1418722), (20, 709361), (71, 199820), (97, 146260), (103, 137740), (142, 99910), (194, 73130), (206, 68870), (284, 49955), (355, 39964), (388, 36565), (412, 34435), (485, 29252), (515, 27548), (710, 19982), (970, 14626), (1030, 13774), (1420, 9991), (1940, 7313), (2060, 6887)]