487362020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1\times {\mathrm{821}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 1042348608

約数和(自身を除く): 554986588

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 443, 670, 821, 886, 1340, 1642, 1772, 2215, 3284, 4105, 4430, 8210, 8860, 16420, 29681, 55007, 59362, 110014, 118724, 148405, 220028, 275035, 296810, 363703, 550070, 593620, 727406, 1100140, 1454812, 1818515, 3637030, 7274060, 24368101, 48736202, 97472404, 121840505, 243681010, 487362020]

約数ペア:

[(1, 487362020), (2, 243681010), (4, 121840505), (5, 97472404), (10, 48736202), (20, 24368101), (67, 7274060), (134, 3637030), (268, 1818515), (335, 1454812), (443, 1100140), (670, 727406), (821, 593620), (886, 550070), (1340, 363703), (1642, 296810), (1772, 275035), (2215, 220028), (3284, 148405), (4105, 118724), (4430, 110014), (8210, 59362), (8860, 55007), (16420, 29681)]