507920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{907}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 1351104

約数和(自身を除く): 843184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 907, 1814, 3628, 4535, 6349, 7256, 9070, 12698, 14512, 18140, 25396, 31745, 36280, 50792, 63490, 72560, 101584, 126980, 253960, 507920]

約数ペア:

[(1, 507920), (2, 253960), (4, 126980), (5, 101584), (7, 72560), (8, 63490), (10, 50792), (14, 36280), (16, 31745), (20, 25396), (28, 18140), (35, 14512), (40, 12698), (56, 9070), (70, 7256), (80, 6349), (112, 4535), (140, 3628), (280, 1814), (560, 907)]