20343050

素因数分解:

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

素因数の和:312

約数の個数: 96

約数和(自身を含む): 49496832

約数和(自身を除く): 29153782

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 50, 65, 70, 85, 91, 119, 130, 170, 175, 182, 221, 238, 263, 325, 350, 425, 442, 455, 526, 595, 650, 850, 910, 1105, 1190, 1315, 1547, 1841, 2210, 2275, 2630, 2975, 3094, 3419, 3682, 4471, 4550, 5525, 5950, 6575, 6838, 7735, 8942, 9205, 11050, 13150, 15470, 17095, 18410, 22355, 23933, 31297, 34190, 38675, 44710, 46025, 47866, 58123, 62594, 77350, 85475, 92050, 111775, 116246, 119665, 156485, 170950, 223550, 239330, 290615, 312970, 406861, 581230, 598325, 782425, 813722, 1196650, 1453075, 1564850, 2034305, 2906150, 4068610, 10171525, 20343050]

約数ペア:

[(1, 20343050), (2, 10171525), (5, 4068610), (7, 2906150), (10, 2034305), (13, 1564850), (14, 1453075), (17, 1196650), (25, 813722), (26, 782425), (34, 598325), (35, 581230), (50, 406861), (65, 312970), (70, 290615), (85, 239330), (91, 223550), (119, 170950), (130, 156485), (170, 119665), (175, 116246), (182, 111775), (221, 92050), (238, 85475), (263, 77350), (325, 62594), (350, 58123), (425, 47866), (442, 46025), (455, 44710), (526, 38675), (595, 34190), (650, 31297), (850, 23933), (910, 22355), (1105, 18410), (1190, 17095), (1315, 15470), (1547, 13150), (1841, 11050), (2210, 9205), (2275, 8942), (2630, 7735), (2975, 6838), (3094, 6575), (3419, 5950), (3682, 5525), (4471, 4550)]