2039708800

素因数分解:

$2^7\times 5^2\times {\mathrm{637409}}^1$

素因数の和:637433

約数の個数: 48

約数和(自身を含む): 5038726050

約数和(自身を除く): 2999017250

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 637409, 1274818, 2549636, 3187045, 5099272, 6374090, 10198544, 12748180, 15935225, 20397088, 25496360, 31870450, 40794176, 50992720, 63740900, 81588352, 101985440, 127481800, 203970880, 254963600, 407941760, 509927200, 1019854400, 2039708800]

約数ペア:

[(1, 2039708800), (2, 1019854400), (4, 509927200), (5, 407941760), (8, 254963600), (10, 203970880), (16, 127481800), (20, 101985440), (25, 81588352), (32, 63740900), (40, 50992720), (50, 40794176), (64, 31870450), (80, 25496360), (100, 20397088), (128, 15935225), (160, 12748180), (200, 10198544), (320, 6374090), (400, 5099272), (640, 3187045), (800, 2549636), (1600, 1274818), (3200, 637409)]