15750760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3823}}^1$

素因数の和:3937

約数の個数: 32

約数和(自身を含む): 35792640

約数和(自身を除く): 20041880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3823, 4120, 7646, 15292, 19115, 30584, 38230, 76460, 152920, 393769, 787538, 1575076, 1968845, 3150152, 3937690, 7875380, 15750760]

約数ペア:

[(1, 15750760), (2, 7875380), (4, 3937690), (5, 3150152), (8, 1968845), (10, 1575076), (20, 787538), (40, 393769), (103, 152920), (206, 76460), (412, 38230), (515, 30584), (824, 19115), (1030, 15292), (2060, 7646), (3823, 4120)]