2681600

素因数分解:

$2^8\times 5^2\times {\mathrm{419}}^1$

素因数の和:445

約数の個数: 54

約数和(自身を含む): 6653220

約数和(自身を除く): 3971620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 419, 640, 800, 838, 1280, 1600, 1676, 2095, 3200, 3352, 4190, 6400, 6704, 8380, 10475, 13408, 16760, 20950, 26816, 33520, 41900, 53632, 67040, 83800, 107264, 134080, 167600, 268160, 335200, 536320, 670400, 1340800, 2681600]

約数ペア:

[(1, 2681600), (2, 1340800), (4, 670400), (5, 536320), (8, 335200), (10, 268160), (16, 167600), (20, 134080), (25, 107264), (32, 83800), (40, 67040), (50, 53632), (64, 41900), (80, 33520), (100, 26816), (128, 20950), (160, 16760), (200, 13408), (256, 10475), (320, 8380), (400, 6704), (419, 6400), (640, 4190), (800, 3352), (838, 3200), (1280, 2095), (1600, 1676)]