518000420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1009}}^1$

素因数の和:1237

約数の個数: 96

約数和(自身を含む): 1316716800

約数和(自身を除く): 798716380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 193, 266, 380, 386, 532, 665, 772, 965, 1009, 1330, 1351, 1930, 2018, 2660, 2702, 3667, 3860, 4036, 5045, 5404, 6755, 7063, 7334, 10090, 13510, 14126, 14668, 18335, 19171, 20180, 25669, 27020, 28252, 35315, 36670, 38342, 51338, 70630, 73340, 76684, 95855, 102676, 128345, 134197, 141260, 191710, 194737, 256690, 268394, 383420, 389474, 513380, 536788, 670985, 778948, 973685, 1341970, 1363159, 1947370, 2683940, 2726318, 3700003, 3894740, 5452636, 6815795, 7400006, 13631590, 14800012, 18500015, 25900021, 27263180, 37000030, 51800042, 74000060, 103600084, 129500105, 259000210, 518000420]

約数ペア:

[(1, 518000420), (2, 259000210), (4, 129500105), (5, 103600084), (7, 74000060), (10, 51800042), (14, 37000030), (19, 27263180), (20, 25900021), (28, 18500015), (35, 14800012), (38, 13631590), (70, 7400006), (76, 6815795), (95, 5452636), (133, 3894740), (140, 3700003), (190, 2726318), (193, 2683940), (266, 1947370), (380, 1363159), (386, 1341970), (532, 973685), (665, 778948), (772, 670985), (965, 536788), (1009, 513380), (1330, 389474), (1351, 383420), (1930, 268394), (2018, 256690), (2660, 194737), (2702, 191710), (3667, 141260), (3860, 134197), (4036, 128345), (5045, 102676), (5404, 95855), (6755, 76684), (7063, 73340), (7334, 70630), (10090, 51338), (13510, 38342), (14126, 36670), (14668, 35315), (18335, 28252), (19171, 27020), (20180, 25669)]