8137220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 14216188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 263, 340, 364, 442, 455, 476, 526, 595, 884, 910, 1052, 1105, 1190, 1315, 1547, 1820, 1841, 2210, 2380, 2630, 3094, 3419, 3682, 4420, 4471, 5260, 6188, 6838, 7364, 7735, 8942, 9205, 13676, 15470, 17095, 17884, 18410, 22355, 23933, 30940, 31297, 34190, 36820, 44710, 47866, 58123, 62594, 68380, 89420, 95732, 116246, 119665, 125188, 156485, 232492, 239330, 290615, 312970, 406861, 478660, 581230, 625940, 813722, 1162460, 1627444, 2034305, 4068610, 8137220]

約数ペア:

[(1, 8137220), (2, 4068610), (4, 2034305), (5, 1627444), (7, 1162460), (10, 813722), (13, 625940), (14, 581230), (17, 478660), (20, 406861), (26, 312970), (28, 290615), (34, 239330), (35, 232492), (52, 156485), (65, 125188), (68, 119665), (70, 116246), (85, 95732), (91, 89420), (119, 68380), (130, 62594), (140, 58123), (170, 47866), (182, 44710), (221, 36820), (238, 34190), (260, 31297), (263, 30940), (340, 23933), (364, 22355), (442, 18410), (455, 17884), (476, 17095), (526, 15470), (595, 13676), (884, 9205), (910, 8942), (1052, 7735), (1105, 7364), (1190, 6838), (1315, 6188), (1547, 5260), (1820, 4471), (1841, 4420), (2210, 3682), (2380, 3419), (2630, 3094)]