2758400

素因数分解:

$2^8\times 5^2\times {\mathrm{431}}^1$

素因数の和:457

約数の個数: 54

約数和(自身を含む): 6843312

約数和(自身を除く): 4084912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 431, 640, 800, 862, 1280, 1600, 1724, 2155, 3200, 3448, 4310, 6400, 6896, 8620, 10775, 13792, 17240, 21550, 27584, 34480, 43100, 55168, 68960, 86200, 110336, 137920, 172400, 275840, 344800, 551680, 689600, 1379200, 2758400]

約数ペア:

[(1, 2758400), (2, 1379200), (4, 689600), (5, 551680), (8, 344800), (10, 275840), (16, 172400), (20, 137920), (25, 110336), (32, 86200), (40, 68960), (50, 55168), (64, 43100), (80, 34480), (100, 27584), (128, 21550), (160, 17240), (200, 13792), (256, 10775), (320, 8620), (400, 6896), (431, 6400), (640, 4310), (800, 3448), (862, 3200), (1280, 2155), (1600, 1724)]