2546000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 80

約数和(自身を含む): 6576960

約数和(自身を除く): 4030960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 67, 76, 80, 95, 100, 125, 134, 152, 190, 200, 250, 268, 304, 335, 380, 400, 475, 500, 536, 670, 760, 950, 1000, 1072, 1273, 1340, 1520, 1675, 1900, 2000, 2375, 2546, 2680, 3350, 3800, 4750, 5092, 5360, 6365, 6700, 7600, 8375, 9500, 10184, 12730, 13400, 16750, 19000, 20368, 25460, 26800, 31825, 33500, 38000, 50920, 63650, 67000, 101840, 127300, 134000, 159125, 254600, 318250, 509200, 636500, 1273000, 2546000]

約数ペア:

[(1, 2546000), (2, 1273000), (4, 636500), (5, 509200), (8, 318250), (10, 254600), (16, 159125), (19, 134000), (20, 127300), (25, 101840), (38, 67000), (40, 63650), (50, 50920), (67, 38000), (76, 33500), (80, 31825), (95, 26800), (100, 25460), (125, 20368), (134, 19000), (152, 16750), (190, 13400), (200, 12730), (250, 10184), (268, 9500), (304, 8375), (335, 7600), (380, 6700), (400, 6365), (475, 5360), (500, 5092), (536, 4750), (670, 3800), (760, 3350), (950, 2680), (1000, 2546), (1072, 2375), (1273, 2000), (1340, 1900), (1520, 1675)]