38753960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138407}}^1$

素因数の和:138425

約数の個数: 32

約数和(自身を含む): 99653760

約数和(自身を除く): 60899800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138407, 276814, 553628, 692035, 968849, 1107256, 1384070, 1937698, 2768140, 3875396, 4844245, 5536280, 7750792, 9688490, 19376980, 38753960]

約数ペア:

[(1, 38753960), (2, 19376980), (4, 9688490), (5, 7750792), (7, 5536280), (8, 4844245), (10, 3875396), (14, 2768140), (20, 1937698), (28, 1384070), (35, 1107256), (40, 968849), (56, 692035), (70, 553628), (140, 276814), (280, 138407)]