38287940

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3931}}^1$

素因数の和:4427

約数の個数: 24

約数和(自身を含む): 80590272

約数和(自身を除く): 42302332

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 3931, 4870, 7862, 9740, 15724, 19655, 39310, 78620, 1914397, 3828794, 7657588, 9571985, 19143970, 38287940]

約数ペア:

[(1, 38287940), (2, 19143970), (4, 9571985), (5, 7657588), (10, 3828794), (20, 1914397), (487, 78620), (974, 39310), (1948, 19655), (2435, 15724), (3931, 9740), (4870, 7862)]