8280493640

素因数分解:

$2^3\times 5^1\times {\mathrm{207012341}}^1$

素因数の和:207012352

約数の個数: 16

約数和(自身を含む): 18631110780

約数和(自身を除く): 10350617140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 207012341, 414024682, 828049364, 1035061705, 1656098728, 2070123410, 4140246820, 8280493640]

約数ペア:

[(1, 8280493640), (2, 4140246820), (4, 2070123410), (5, 1656098728), (8, 1035061705), (10, 828049364), (20, 414024682), (40, 207012341)]