20810775

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4703}}^1$

素因数の和:4775

約数の個数: 24

約数和(自身を含む): 34997760

約数和(自身を除く): 14186985

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4703, 14109, 23515, 70545, 117575, 277477, 352725, 832431, 1387385, 4162155, 6936925, 20810775]

約数ペア:

[(1, 20810775), (3, 6936925), (5, 4162155), (15, 1387385), (25, 832431), (59, 352725), (75, 277477), (177, 117575), (295, 70545), (885, 23515), (1475, 14109), (4425, 4703)]