201020780180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8871173}}^1$

素因数の和:8871296

約数の個数: 48

約数和(自身を含む): 464991456384

約数和(自身を除く): 263970676204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 11330, 22660, 8871173, 17742346, 35484692, 44355865, 88711730, 97582903, 177423460, 195165806, 390331612, 487914515, 913730819, 975829030, 1827461638, 1951658060, 3654923276, 4568654095, 9137308190, 10051039009, 18274616380, 20102078018, 40204156036, 50255195045, 100510390090, 201020780180]

約数ペア:

[(1, 201020780180), (2, 100510390090), (4, 50255195045), (5, 40204156036), (10, 20102078018), (11, 18274616380), (20, 10051039009), (22, 9137308190), (44, 4568654095), (55, 3654923276), (103, 1951658060), (110, 1827461638), (206, 975829030), (220, 913730819), (412, 487914515), (515, 390331612), (1030, 195165806), (1133, 177423460), (2060, 97582903), (2266, 88711730), (4532, 44355865), (5665, 35484692), (11330, 17742346), (22660, 8871173)]