1358000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{97}}^1$

素因数の和:127

約数の個数: 80

約数和(自身を含む): 3791424

約数和(自身を除く): 2433424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 97, 100, 112, 125, 140, 175, 194, 200, 250, 280, 350, 388, 400, 485, 500, 560, 679, 700, 776, 875, 970, 1000, 1358, 1400, 1552, 1750, 1940, 2000, 2425, 2716, 2800, 3395, 3500, 3880, 4850, 5432, 6790, 7000, 7760, 9700, 10864, 12125, 13580, 14000, 16975, 19400, 24250, 27160, 33950, 38800, 48500, 54320, 67900, 84875, 97000, 135800, 169750, 194000, 271600, 339500, 679000, 1358000]

約数ペア:

[(1, 1358000), (2, 679000), (4, 339500), (5, 271600), (7, 194000), (8, 169750), (10, 135800), (14, 97000), (16, 84875), (20, 67900), (25, 54320), (28, 48500), (35, 38800), (40, 33950), (50, 27160), (56, 24250), (70, 19400), (80, 16975), (97, 14000), (100, 13580), (112, 12125), (125, 10864), (140, 9700), (175, 7760), (194, 7000), (200, 6790), (250, 5432), (280, 4850), (350, 3880), (388, 3500), (400, 3395), (485, 2800), (500, 2716), (560, 2425), (679, 2000), (700, 1940), (776, 1750), (875, 1552), (970, 1400), (1000, 1358)]