18207560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{65027}}^1$

素因数の和:65045

約数の個数: 32

約数和(自身を含む): 46820160

約数和(自身を除く): 28612600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 65027, 130054, 260108, 325135, 455189, 520216, 650270, 910378, 1300540, 1820756, 2275945, 2601080, 3641512, 4551890, 9103780, 18207560]

約数ペア:

[(1, 18207560), (2, 9103780), (4, 4551890), (5, 3641512), (7, 2601080), (8, 2275945), (10, 1820756), (14, 1300540), (20, 910378), (28, 650270), (35, 520216), (40, 455189), (56, 325135), (70, 260108), (140, 130054), (280, 65027)]