19239680

素因数分解:

$2^8\times 5^1\times {\mathrm{15031}}^1$

素因数の和:15052

約数の個数: 36

約数和(自身を含む): 46088112

約数和(自身を除く): 26848432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 15031, 30062, 60124, 75155, 120248, 150310, 240496, 300620, 480992, 601240, 961984, 1202480, 1923968, 2404960, 3847936, 4809920, 9619840, 19239680]

約数ペア:

[(1, 19239680), (2, 9619840), (4, 4809920), (5, 3847936), (8, 2404960), (10, 1923968), (16, 1202480), (20, 961984), (32, 601240), (40, 480992), (64, 300620), (80, 240496), (128, 150310), (160, 120248), (256, 75155), (320, 60124), (640, 30062), (1280, 15031)]