40720904

素因数分解:

$2^3\times 7^1\times {\mathrm{727159}}^1$

素因数の和:727172

約数の個数: 16

約数和(自身を含む): 87259200

約数和(自身を除く): 46538296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 727159, 1454318, 2908636, 5090113, 5817272, 10180226, 20360452, 40720904]

約数ペア:

[(1, 40720904), (2, 20360452), (4, 10180226), (7, 5817272), (8, 5090113), (14, 2908636), (28, 1454318), (56, 727159)]