55188980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35837}}^1$

素因数の和:35864

約数の個数: 48

約数和(自身を含む): 144498816

約数和(自身を除く): 89309836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35837, 71674, 143348, 179185, 250859, 358370, 394207, 501718, 716740, 788414, 1003436, 1254295, 1576828, 1971035, 2508590, 2759449, 3942070, 5017180, 5518898, 7884140, 11037796, 13797245, 27594490, 55188980]

約数ペア:

[(1, 55188980), (2, 27594490), (4, 13797245), (5, 11037796), (7, 7884140), (10, 5518898), (11, 5017180), (14, 3942070), (20, 2759449), (22, 2508590), (28, 1971035), (35, 1576828), (44, 1254295), (55, 1003436), (70, 788414), (77, 716740), (110, 501718), (140, 394207), (154, 358370), (220, 250859), (308, 179185), (385, 143348), (770, 71674), (1540, 35837)]