38996860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278549}}^1$

素因数の和:278565

約数の個数: 24

約数和(自身を含む): 93592800

約数和(自身を除く): 54595940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278549, 557098, 1114196, 1392745, 1949843, 2785490, 3899686, 5570980, 7799372, 9749215, 19498430, 38996860]

約数ペア:

[(1, 38996860), (2, 19498430), (4, 9749215), (5, 7799372), (7, 5570980), (10, 3899686), (14, 2785490), (20, 1949843), (28, 1392745), (35, 1114196), (70, 557098), (140, 278549)]