39996656

素因数分解:

$2^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1973}}^1$

素因数の和:2169

約数の個数: 40

約数和(自身を含む): 89098464

約数和(自身を除く): 49101808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181, 362, 724, 1267, 1448, 1973, 2534, 2896, 3946, 5068, 7892, 10136, 13811, 15784, 20272, 27622, 31568, 55244, 110488, 220976, 357113, 714226, 1428452, 2499791, 2856904, 4999582, 5713808, 9999164, 19998328, 39996656]

約数ペア:

[(1, 39996656), (2, 19998328), (4, 9999164), (7, 5713808), (8, 4999582), (14, 2856904), (16, 2499791), (28, 1428452), (56, 714226), (112, 357113), (181, 220976), (362, 110488), (724, 55244), (1267, 31568), (1448, 27622), (1973, 20272), (2534, 15784), (2896, 13811), (3946, 10136), (5068, 7892)]