202143280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132989}}^1$

素因数の和:133021

約数の個数: 40

約数和(自身を含む): 494722800

約数和(自身を除く): 292579520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132989, 265978, 531956, 664945, 1063912, 1329890, 2127824, 2526791, 2659780, 5053582, 5319560, 10107164, 10639120, 12633955, 20214328, 25267910, 40428656, 50535820, 101071640, 202143280]

約数ペア:

[(1, 202143280), (2, 101071640), (4, 50535820), (5, 40428656), (8, 25267910), (10, 20214328), (16, 12633955), (19, 10639120), (20, 10107164), (38, 5319560), (40, 5053582), (76, 2659780), (80, 2526791), (95, 2127824), (152, 1329890), (190, 1063912), (304, 664945), (380, 531956), (760, 265978), (1520, 132989)]