28378690

素因数分解:

$2^1\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{1777}}^1$

素因数の和:3381

約数の個数: 16

約数和(自身を含む): 51142392

約数和(自身を除く): 22763702

約数列:

[1, 2, 5, 10, 1597, 1777, 3194, 3554, 7985, 8885, 15970, 17770, 2837869, 5675738, 14189345, 28378690]

約数ペア:

[(1, 28378690), (2, 14189345), (5, 5675738), (10, 2837869), (1597, 17770), (1777, 15970), (3194, 8885), (3554, 7985)]