21668800

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:518

約数の個数: 84

約数和(自身を含む): 55275480

約数和(自身を除く): 33606680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 145, 160, 200, 232, 290, 320, 400, 464, 467, 580, 725, 800, 928, 934, 1160, 1450, 1600, 1856, 1868, 2320, 2335, 2900, 3736, 4640, 4670, 5800, 7472, 9280, 9340, 11600, 11675, 13543, 14944, 18680, 23200, 23350, 27086, 29888, 37360, 46400, 46700, 54172, 67715, 74720, 93400, 108344, 135430, 149440, 186800, 216688, 270860, 338575, 373600, 433376, 541720, 677150, 747200, 866752, 1083440, 1354300, 2166880, 2708600, 4333760, 5417200, 10834400, 21668800]

約数ペア:

[(1, 21668800), (2, 10834400), (4, 5417200), (5, 4333760), (8, 2708600), (10, 2166880), (16, 1354300), (20, 1083440), (25, 866752), (29, 747200), (32, 677150), (40, 541720), (50, 433376), (58, 373600), (64, 338575), (80, 270860), (100, 216688), (116, 186800), (145, 149440), (160, 135430), (200, 108344), (232, 93400), (290, 74720), (320, 67715), (400, 54172), (464, 46700), (467, 46400), (580, 37360), (725, 29888), (800, 27086), (928, 23350), (934, 23200), (1160, 18680), (1450, 14944), (1600, 13543), (1856, 11675), (1868, 11600), (2320, 9340), (2335, 9280), (2900, 7472), (3736, 5800), (4640, 4670)]