19110400

素因数分解:

$2^9\times 5^2\times {\mathrm{1493}}^1$

素因数の和:1521

約数の個数: 60

約数和(自身を含む): 47379222

約数和(自身を除く): 28268822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1493, 1600, 2560, 2986, 3200, 5972, 6400, 7465, 11944, 12800, 14930, 23888, 29860, 37325, 47776, 59720, 74650, 95552, 119440, 149300, 191104, 238880, 298600, 382208, 477760, 597200, 764416, 955520, 1194400, 1911040, 2388800, 3822080, 4777600, 9555200, 19110400]

約数ペア:

[(1, 19110400), (2, 9555200), (4, 4777600), (5, 3822080), (8, 2388800), (10, 1911040), (16, 1194400), (20, 955520), (25, 764416), (32, 597200), (40, 477760), (50, 382208), (64, 298600), (80, 238880), (100, 191104), (128, 149300), (160, 119440), (200, 95552), (256, 74650), (320, 59720), (400, 47776), (512, 37325), (640, 29860), (800, 23888), (1280, 14930), (1493, 12800), (1600, 11944), (2560, 7465), (2986, 6400), (3200, 5972)]