38830640

素因数分解:

$2^4\times 5^1\times {\mathrm{485383}}^1$

素因数の和:485396

約数の個数: 20

約数和(自身を含む): 90281424

約数和(自身を除く): 51450784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485383, 970766, 1941532, 2426915, 3883064, 4853830, 7766128, 9707660, 19415320, 38830640]

約数ペア:

[(1, 38830640), (2, 19415320), (4, 9707660), (5, 7766128), (8, 4853830), (10, 3883064), (16, 2426915), (20, 1941532), (40, 970766), (80, 485383)]