201248420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{509}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 432598320

約数和(自身を除く): 231349900

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 373, 509, 530, 746, 1018, 1060, 1492, 1865, 2036, 2545, 3730, 5090, 7460, 10180, 19769, 26977, 39538, 53954, 79076, 98845, 107908, 134885, 189857, 197690, 269770, 379714, 395380, 539540, 759428, 949285, 1898570, 3797140, 10062421, 20124842, 40249684, 50312105, 100624210, 201248420]

約数ペア:

[(1, 201248420), (2, 100624210), (4, 50312105), (5, 40249684), (10, 20124842), (20, 10062421), (53, 3797140), (106, 1898570), (212, 949285), (265, 759428), (373, 539540), (509, 395380), (530, 379714), (746, 269770), (1018, 197690), (1060, 189857), (1492, 134885), (1865, 107908), (2036, 98845), (2545, 79076), (3730, 53954), (5090, 39538), (7460, 26977), (10180, 19769)]