51244820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5417}}^1$

素因数の和:5480

約数の個数: 48

約数和(自身を含む): 120149568

約数和(自身を除く): 68904748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 5417, 9460, 10834, 21668, 27085, 54170, 59587, 108340, 119174, 232931, 238348, 297935, 465862, 595870, 931724, 1164655, 1191740, 2329310, 2562241, 4658620, 5124482, 10248964, 12811205, 25622410, 51244820]

約数ペア:

[(1, 51244820), (2, 25622410), (4, 12811205), (5, 10248964), (10, 5124482), (11, 4658620), (20, 2562241), (22, 2329310), (43, 1191740), (44, 1164655), (55, 931724), (86, 595870), (110, 465862), (172, 297935), (215, 238348), (220, 232931), (430, 119174), (473, 108340), (860, 59587), (946, 54170), (1892, 27085), (2365, 21668), (4730, 10834), (5417, 9460)]