140007280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{250013}}^1$

素因数の和:250033

約数の個数: 40

約数和(自身を含む): 372020832

約数和(自身を除く): 232013552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 250013, 500026, 1000052, 1250065, 1750091, 2000104, 2500130, 3500182, 4000208, 5000260, 7000364, 8750455, 10000520, 14000728, 17500910, 20001040, 28001456, 35001820, 70003640, 140007280]

約数ペア:

[(1, 140007280), (2, 70003640), (4, 35001820), (5, 28001456), (7, 20001040), (8, 17500910), (10, 14000728), (14, 10000520), (16, 8750455), (20, 7000364), (28, 5000260), (35, 4000208), (40, 3500182), (56, 2500130), (70, 2000104), (80, 1750091), (112, 1250065), (140, 1000052), (280, 500026), (560, 250013)]