38926780

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{2531}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 81884880

約数和(自身を除く): 42958100

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 2531, 3076, 3845, 5062, 7690, 10124, 12655, 15380, 25310, 50620, 1946339, 3892678, 7785356, 9731695, 19463390, 38926780]

約数ペア:

[(1, 38926780), (2, 19463390), (4, 9731695), (5, 7785356), (10, 3892678), (20, 1946339), (769, 50620), (1538, 25310), (2531, 15380), (3076, 12655), (3845, 10124), (5062, 7690)]