70281820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{502013}}^1$

素因数の和:502029

約数の個数: 24

約数和(自身を含む): 168676704

約数和(自身を除く): 98394884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 502013, 1004026, 2008052, 2510065, 3514091, 5020130, 7028182, 10040260, 14056364, 17570455, 35140910, 70281820]

約数ペア:

[(1, 70281820), (2, 35140910), (4, 17570455), (5, 14056364), (7, 10040260), (10, 7028182), (14, 5020130), (20, 3514091), (28, 2510065), (35, 2008052), (70, 1004026), (140, 502013)]