39081320

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2551}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 88197120

約数和(自身を除く): 49115800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 2551, 3064, 3830, 5102, 7660, 10204, 12755, 15320, 20408, 25510, 51020, 102040, 977033, 1954066, 3908132, 4885165, 7816264, 9770330, 19540660, 39081320]

約数ペア:

[(1, 39081320), (2, 19540660), (4, 9770330), (5, 7816264), (8, 4885165), (10, 3908132), (20, 1954066), (40, 977033), (383, 102040), (766, 51020), (1532, 25510), (1915, 20408), (2551, 15320), (3064, 12755), (3830, 10204), (5102, 7660)]