17811040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8563}}^1$

素因数の和:8591

約数の個数: 48

約数和(自身を含む): 45320688

約数和(自身を除く): 27509648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8563, 17126, 34252, 42815, 68504, 85630, 111319, 137008, 171260, 222638, 274016, 342520, 445276, 556595, 685040, 890552, 1113190, 1370080, 1781104, 2226380, 3562208, 4452760, 8905520, 17811040]

約数ペア:

[(1, 17811040), (2, 8905520), (4, 4452760), (5, 3562208), (8, 2226380), (10, 1781104), (13, 1370080), (16, 1113190), (20, 890552), (26, 685040), (32, 556595), (40, 445276), (52, 342520), (65, 274016), (80, 222638), (104, 171260), (130, 137008), (160, 111319), (208, 85630), (260, 68504), (416, 42815), (520, 34252), (1040, 17126), (2080, 8563)]