30444880

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1447}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 71102592

約数和(自身を除く): 40657712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 1447, 2104, 2630, 2894, 4208, 5260, 5788, 7235, 10520, 11576, 14470, 21040, 23152, 28940, 57880, 115760, 380561, 761122, 1522244, 1902805, 3044488, 3805610, 6088976, 7611220, 15222440, 30444880]

約数ペア:

[(1, 30444880), (2, 15222440), (4, 7611220), (5, 6088976), (8, 3805610), (10, 3044488), (16, 1902805), (20, 1522244), (40, 761122), (80, 380561), (263, 115760), (526, 57880), (1052, 28940), (1315, 23152), (1447, 21040), (2104, 14470), (2630, 11576), (2894, 10520), (4208, 7235), (5260, 5788)]