28163290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{739}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 52640640

約数和(自身を除く): 24477350

約数列:

[1, 2, 5, 10, 37, 74, 103, 185, 206, 370, 515, 739, 1030, 1478, 3695, 3811, 7390, 7622, 19055, 27343, 38110, 54686, 76117, 136715, 152234, 273430, 380585, 761170, 2816329, 5632658, 14081645, 28163290]

約数ペア:

[(1, 28163290), (2, 14081645), (5, 5632658), (10, 2816329), (37, 761170), (74, 380585), (103, 273430), (185, 152234), (206, 136715), (370, 76117), (515, 54686), (739, 38110), (1030, 27343), (1478, 19055), (3695, 7622), (3811, 7390)]