289951160

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{57077}}^1$

素因数の和:57215

約数の個数: 32

約数和(自身を含む): 657538560

約数和(自身を除く): 367587400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 57077, 114154, 228308, 285385, 456616, 570770, 1141540, 2283080, 7248779, 14497558, 28995116, 36243895, 57990232, 72487790, 144975580, 289951160]

約数ペア:

[(1, 289951160), (2, 144975580), (4, 72487790), (5, 57990232), (8, 36243895), (10, 28995116), (20, 14497558), (40, 7248779), (127, 2283080), (254, 1141540), (508, 570770), (635, 456616), (1016, 285385), (1270, 228308), (2540, 114154), (5080, 57077)]