13986880

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 56

約数和(自身を含む): 33695640

約数和(自身を除く): 19708760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 401, 436, 545, 802, 872, 1090, 1604, 1744, 2005, 2180, 3208, 3488, 4010, 4360, 6416, 6976, 8020, 8720, 12832, 16040, 17440, 25664, 32080, 34880, 43709, 64160, 87418, 128320, 174836, 218545, 349672, 437090, 699344, 874180, 1398688, 1748360, 2797376, 3496720, 6993440, 13986880]

約数ペア:

[(1, 13986880), (2, 6993440), (4, 3496720), (5, 2797376), (8, 1748360), (10, 1398688), (16, 874180), (20, 699344), (32, 437090), (40, 349672), (64, 218545), (80, 174836), (109, 128320), (160, 87418), (218, 64160), (320, 43709), (401, 34880), (436, 32080), (545, 25664), (802, 17440), (872, 16040), (1090, 12832), (1604, 8720), (1744, 8020), (2005, 6976), (2180, 6416), (3208, 4360), (3488, 4010)]