20704575

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4679}}^1$

素因数の和:4751

約数の個数: 24

約数和(自身を含む): 34819200

約数和(自身を除く): 14114625

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4679, 14037, 23395, 70185, 116975, 276061, 350925, 828183, 1380305, 4140915, 6901525, 20704575]

約数ペア:

[(1, 20704575), (3, 6901525), (5, 4140915), (15, 1380305), (25, 828183), (59, 350925), (75, 276061), (177, 116975), (295, 70185), (885, 23395), (1475, 14037), (4425, 4679)]