39721036280

素因数分解:

$2^3\times 5^1\times {\mathrm{993025907}}^1$

素因数の和:993025918

約数の個数: 16

約数和(自身を含む): 89372331720

約数和(自身を除く): 49651295440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 993025907, 1986051814, 3972103628, 4965129535, 7944207256, 9930259070, 19860518140, 39721036280]

約数ペア:

[(1, 39721036280), (2, 19860518140), (4, 9930259070), (5, 7944207256), (8, 4965129535), (10, 3972103628), (20, 1986051814), (40, 993025907)]