8419400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 22096800

約数和(自身を除く): 13677400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 86, 88, 89, 100, 110, 172, 178, 200, 215, 220, 275, 344, 356, 430, 440, 445, 473, 550, 712, 860, 890, 946, 979, 1075, 1100, 1720, 1780, 1892, 1958, 2150, 2200, 2225, 2365, 3560, 3784, 3827, 3916, 4300, 4450, 4730, 4895, 7654, 7832, 8600, 8900, 9460, 9790, 11825, 15308, 17800, 18920, 19135, 19580, 23650, 24475, 30616, 38270, 39160, 42097, 47300, 48950, 76540, 84194, 94600, 95675, 97900, 153080, 168388, 191350, 195800, 210485, 336776, 382700, 420970, 765400, 841940, 1052425, 1683880, 2104850, 4209700, 8419400]

約数ペア:

[(1, 8419400), (2, 4209700), (4, 2104850), (5, 1683880), (8, 1052425), (10, 841940), (11, 765400), (20, 420970), (22, 382700), (25, 336776), (40, 210485), (43, 195800), (44, 191350), (50, 168388), (55, 153080), (86, 97900), (88, 95675), (89, 94600), (100, 84194), (110, 76540), (172, 48950), (178, 47300), (200, 42097), (215, 39160), (220, 38270), (275, 30616), (344, 24475), (356, 23650), (430, 19580), (440, 19135), (445, 18920), (473, 17800), (550, 15308), (712, 11825), (860, 9790), (890, 9460), (946, 8900), (979, 8600), (1075, 7832), (1100, 7654), (1720, 4895), (1780, 4730), (1892, 4450), (1958, 4300), (2150, 3916), (2200, 3827), (2225, 3784), (2365, 3560)]