280236484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{443}}^1\times {\mathrm{1307}}^1$

素因数の和:1776

約数の個数: 36

約数和(自身を含む): 540680112

約数和(自身を除く): 260443628

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 443, 484, 886, 1307, 1772, 2614, 4873, 5228, 9746, 14377, 19492, 28754, 53603, 57508, 107206, 158147, 214412, 316294, 579001, 632588, 1158002, 2316004, 6369011, 12738022, 25476044, 70059121, 140118242, 280236484]

約数ペア:

[(1, 280236484), (2, 140118242), (4, 70059121), (11, 25476044), (22, 12738022), (44, 6369011), (121, 2316004), (242, 1158002), (443, 632588), (484, 579001), (886, 316294), (1307, 214412), (1772, 158147), (2614, 107206), (4873, 57508), (5228, 53603), (9746, 28754), (14377, 19492)]