2177394640

素因数分解:

$2^4\times 5^1\times {\mathrm{823}}^1\times {\mathrm{33071}}^1$

素因数の和:33907

約数の個数: 40

約数和(自身を含む): 5068747008

約数和(自身を除く): 2891352368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 823, 1646, 3292, 4115, 6584, 8230, 13168, 16460, 32920, 33071, 65840, 66142, 132284, 165355, 264568, 330710, 529136, 661420, 1322840, 2645680, 27217433, 54434866, 108869732, 136087165, 217739464, 272174330, 435478928, 544348660, 1088697320, 2177394640]

約数ペア:

[(1, 2177394640), (2, 1088697320), (4, 544348660), (5, 435478928), (8, 272174330), (10, 217739464), (16, 136087165), (20, 108869732), (40, 54434866), (80, 27217433), (823, 2645680), (1646, 1322840), (3292, 661420), (4115, 529136), (6584, 330710), (8230, 264568), (13168, 165355), (16460, 132284), (32920, 66142), (33071, 65840)]