855659980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1367}}^1$

素因数の和:1663

約数の個数: 96

約数和(自身を含む): 2184247296

約数和(自身を除く): 1328587316

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 263, 340, 476, 526, 595, 1052, 1190, 1315, 1367, 1841, 2380, 2630, 2734, 3682, 4471, 5260, 5468, 6835, 7364, 8942, 9205, 9569, 13670, 17884, 18410, 19138, 22355, 23239, 27340, 31297, 36820, 38276, 44710, 46478, 47845, 62594, 89420, 92956, 95690, 116195, 125188, 156485, 162673, 191380, 232390, 312970, 325346, 359521, 464780, 625940, 650692, 719042, 813365, 1438084, 1626730, 1797605, 2516647, 3253460, 3595210, 5033294, 6111857, 7190420, 10066588, 12223714, 12583235, 24447428, 25166470, 30559285, 42782999, 50332940, 61118570, 85565998, 122237140, 171131996, 213914995, 427829990, 855659980]

約数ペア:

[(1, 855659980), (2, 427829990), (4, 213914995), (5, 171131996), (7, 122237140), (10, 85565998), (14, 61118570), (17, 50332940), (20, 42782999), (28, 30559285), (34, 25166470), (35, 24447428), (68, 12583235), (70, 12223714), (85, 10066588), (119, 7190420), (140, 6111857), (170, 5033294), (238, 3595210), (263, 3253460), (340, 2516647), (476, 1797605), (526, 1626730), (595, 1438084), (1052, 813365), (1190, 719042), (1315, 650692), (1367, 625940), (1841, 464780), (2380, 359521), (2630, 325346), (2734, 312970), (3682, 232390), (4471, 191380), (5260, 162673), (5468, 156485), (6835, 125188), (7364, 116195), (8942, 95690), (9205, 92956), (9569, 89420), (13670, 62594), (17884, 47845), (18410, 46478), (19138, 44710), (22355, 38276), (23239, 36820), (27340, 31297)]