1555164040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{3463}}^1$

素因数の和:3686

約数の個数: 64

約数和(自身を含む): 3566534400

約数和(自身を除く): 2011370360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 109, 206, 218, 412, 436, 515, 545, 824, 872, 1030, 1090, 2060, 2180, 3463, 4120, 4360, 6926, 11227, 13852, 17315, 22454, 27704, 34630, 44908, 56135, 69260, 89816, 112270, 138520, 224540, 356689, 377467, 449080, 713378, 754934, 1426756, 1509868, 1783445, 1887335, 2853512, 3019736, 3566890, 3774670, 7133780, 7549340, 14267560, 15098680, 38879101, 77758202, 155516404, 194395505, 311032808, 388791010, 777582020, 1555164040]

約数ペア:

[(1, 1555164040), (2, 777582020), (4, 388791010), (5, 311032808), (8, 194395505), (10, 155516404), (20, 77758202), (40, 38879101), (103, 15098680), (109, 14267560), (206, 7549340), (218, 7133780), (412, 3774670), (436, 3566890), (515, 3019736), (545, 2853512), (824, 1887335), (872, 1783445), (1030, 1509868), (1090, 1426756), (2060, 754934), (2180, 713378), (3463, 449080), (4120, 377467), (4360, 356689), (6926, 224540), (11227, 138520), (13852, 112270), (17315, 89816), (22454, 69260), (27704, 56135), (34630, 44908)]