38496920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 111974400

約数和(自身を除く): 73477480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 88, 110, 116, 140, 145, 154, 203, 220, 232, 280, 290, 308, 319, 385, 406, 431, 440, 580, 616, 638, 770, 812, 862, 1015, 1160, 1276, 1540, 1595, 1624, 1724, 2030, 2155, 2233, 2552, 3017, 3080, 3190, 3448, 4060, 4310, 4466, 4741, 6034, 6380, 8120, 8620, 8932, 9482, 11165, 12068, 12499, 12760, 15085, 17240, 17864, 18964, 22330, 23705, 24136, 24998, 30170, 33187, 37928, 44660, 47410, 49996, 60340, 62495, 66374, 87493, 89320, 94820, 99992, 120680, 124990, 132748, 137489, 165935, 174986, 189640, 249980, 265496, 274978, 331870, 349972, 437465, 499960, 549956, 663740, 687445, 699944, 874930, 962423, 1099912, 1327480, 1374890, 1749860, 1924846, 2749780, 3499720, 3849692, 4812115, 5499560, 7699384, 9624230, 19248460, 38496920]

約数ペア:

[(1, 38496920), (2, 19248460), (4, 9624230), (5, 7699384), (7, 5499560), (8, 4812115), (10, 3849692), (11, 3499720), (14, 2749780), (20, 1924846), (22, 1749860), (28, 1374890), (29, 1327480), (35, 1099912), (40, 962423), (44, 874930), (55, 699944), (56, 687445), (58, 663740), (70, 549956), (77, 499960), (88, 437465), (110, 349972), (116, 331870), (140, 274978), (145, 265496), (154, 249980), (203, 189640), (220, 174986), (232, 165935), (280, 137489), (290, 132748), (308, 124990), (319, 120680), (385, 99992), (406, 94820), (431, 89320), (440, 87493), (580, 66374), (616, 62495), (638, 60340), (770, 49996), (812, 47410), (862, 44660), (1015, 37928), (1160, 33187), (1276, 30170), (1540, 24998), (1595, 24136), (1624, 23705), (1724, 22330), (2030, 18964), (2155, 17864), (2233, 17240), (2552, 15085), (3017, 12760), (3080, 12499), (3190, 12068), (3448, 11165), (4060, 9482), (4310, 8932), (4466, 8620), (4741, 8120), (6034, 6380)]