203677520

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20047}}^1$

素因数の和:20187

約数の個数: 40

約数和(自身を含む): 477302784

約数和(自身を除く): 273625264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 20047, 40094, 80188, 100235, 160376, 200470, 320752, 400940, 801880, 1603760, 2545969, 5091938, 10183876, 12729845, 20367752, 25459690, 40735504, 50919380, 101838760, 203677520]

約数ペア:

[(1, 203677520), (2, 101838760), (4, 50919380), (5, 40735504), (8, 25459690), (10, 20367752), (16, 12729845), (20, 10183876), (40, 5091938), (80, 2545969), (127, 1603760), (254, 801880), (508, 400940), (635, 320752), (1016, 200470), (1270, 160376), (2032, 100235), (2540, 80188), (5080, 40094), (10160, 20047)]