38897720

素因数分解:

$2^3\times 5^1\times {\mathrm{972443}}^1$

素因数の和:972454

約数の個数: 16

約数和(自身を含む): 87519960

約数和(自身を除く): 48622240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972443, 1944886, 3889772, 4862215, 7779544, 9724430, 19448860, 38897720]

約数ペア:

[(1, 38897720), (2, 19448860), (4, 9724430), (5, 7779544), (8, 4862215), (10, 3889772), (20, 1944886), (40, 972443)]