30020705

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 42795648

約数和(自身を除く): 12774943

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 347, 605, 715, 1331, 1573, 1735, 3817, 4511, 6655, 7865, 17303, 19085, 22555, 41987, 49621, 86515, 209935, 248105, 461857, 545831, 2309285, 2729155, 6004141, 30020705]

約数ペア:

[(1, 30020705), (5, 6004141), (11, 2729155), (13, 2309285), (55, 545831), (65, 461857), (121, 248105), (143, 209935), (347, 86515), (605, 49621), (715, 41987), (1331, 22555), (1573, 19085), (1735, 17303), (3817, 7865), (4511, 6655)]