28777210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 69439680

約数和(自身を除く): 40662470

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 133, 154, 190, 209, 245, 266, 281, 385, 418, 490, 539, 562, 665, 770, 931, 1045, 1078, 1330, 1405, 1463, 1862, 1967, 2090, 2695, 2810, 2926, 3091, 3934, 4655, 5339, 5390, 6182, 7315, 9310, 9835, 10241, 10678, 13769, 14630, 15455, 19670, 20482, 21637, 26695, 27538, 30910, 37373, 43274, 51205, 53390, 58729, 68845, 74746, 102410, 108185, 117458, 137690, 151459, 186865, 216370, 261611, 293645, 302918, 373730, 411103, 523222, 587290, 757295, 822206, 1308055, 1514590, 2055515, 2616110, 2877721, 4111030, 5755442, 14388605, 28777210]

約数ペア:

[(1, 28777210), (2, 14388605), (5, 5755442), (7, 4111030), (10, 2877721), (11, 2616110), (14, 2055515), (19, 1514590), (22, 1308055), (35, 822206), (38, 757295), (49, 587290), (55, 523222), (70, 411103), (77, 373730), (95, 302918), (98, 293645), (110, 261611), (133, 216370), (154, 186865), (190, 151459), (209, 137690), (245, 117458), (266, 108185), (281, 102410), (385, 74746), (418, 68845), (490, 58729), (539, 53390), (562, 51205), (665, 43274), (770, 37373), (931, 30910), (1045, 27538), (1078, 26695), (1330, 21637), (1405, 20482), (1463, 19670), (1862, 15455), (1967, 14630), (2090, 13769), (2695, 10678), (2810, 10241), (2926, 9835), (3091, 9310), (3934, 7315), (4655, 6182), (5339, 5390)]