55449040

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1447}}^1$

素因数の和:1939

約数の個数: 40

約数和(自身を含む): 129277440

約数和(自身を除く): 73828400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1447, 1916, 2395, 2894, 3832, 4790, 5788, 7235, 7664, 9580, 11576, 14470, 19160, 23152, 28940, 38320, 57880, 115760, 693113, 1386226, 2772452, 3465565, 5544904, 6931130, 11089808, 13862260, 27724520, 55449040]

約数ペア:

[(1, 55449040), (2, 27724520), (4, 13862260), (5, 11089808), (8, 6931130), (10, 5544904), (16, 3465565), (20, 2772452), (40, 1386226), (80, 693113), (479, 115760), (958, 57880), (1447, 38320), (1916, 28940), (2395, 23152), (2894, 19160), (3832, 14470), (4790, 11576), (5788, 9580), (7235, 7664)]