15936280

素因数分解:

$2^3\times 5^1\times {\mathrm{398407}}^1$

素因数の和:398418

約数の個数: 16

約数和(自身を含む): 35856720

約数和(自身を除く): 19920440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 398407, 796814, 1593628, 1992035, 3187256, 3984070, 7968140, 15936280]

約数ペア:

[(1, 15936280), (2, 7968140), (4, 3984070), (5, 3187256), (8, 1992035), (10, 1593628), (20, 796814), (40, 398407)]