28296040

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1847}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 35570840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1847, 1915, 3064, 3694, 3830, 7388, 7660, 9235, 14776, 15320, 18470, 36940, 73880, 707401, 1414802, 2829604, 3537005, 5659208, 7074010, 14148020, 28296040]

約数ペア:

[(1, 28296040), (2, 14148020), (4, 7074010), (5, 5659208), (8, 3537005), (10, 2829604), (20, 1414802), (40, 707401), (383, 73880), (766, 36940), (1532, 18470), (1847, 15320), (1915, 14776), (3064, 9235), (3694, 7660), (3830, 7388)]