190020040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 505120320

約数和(自身を除く): 315100280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 67, 70, 98, 134, 140, 196, 245, 268, 280, 335, 392, 469, 490, 536, 670, 938, 980, 1340, 1447, 1876, 1960, 2345, 2680, 2894, 3283, 3752, 4690, 5788, 6566, 7235, 9380, 10129, 11576, 13132, 14470, 16415, 18760, 20258, 26264, 28940, 32830, 40516, 50645, 57880, 65660, 70903, 81032, 96949, 101290, 131320, 141806, 193898, 202580, 283612, 354515, 387796, 405160, 484745, 567224, 678643, 709030, 775592, 969490, 1357286, 1418060, 1938980, 2714572, 2836120, 3393215, 3877960, 4750501, 5429144, 6786430, 9501002, 13572860, 19002004, 23752505, 27145720, 38004008, 47505010, 95010020, 190020040]

約数ペア:

[(1, 190020040), (2, 95010020), (4, 47505010), (5, 38004008), (7, 27145720), (8, 23752505), (10, 19002004), (14, 13572860), (20, 9501002), (28, 6786430), (35, 5429144), (40, 4750501), (49, 3877960), (56, 3393215), (67, 2836120), (70, 2714572), (98, 1938980), (134, 1418060), (140, 1357286), (196, 969490), (245, 775592), (268, 709030), (280, 678643), (335, 567224), (392, 484745), (469, 405160), (490, 387796), (536, 354515), (670, 283612), (938, 202580), (980, 193898), (1340, 141806), (1447, 131320), (1876, 101290), (1960, 96949), (2345, 81032), (2680, 70903), (2894, 65660), (3283, 57880), (3752, 50645), (4690, 40516), (5788, 32830), (6566, 28940), (7235, 26264), (9380, 20258), (10129, 18760), (11576, 16415), (13132, 14470)]