1911040

素因数分解:

$2^8\times 5^1\times {\mathrm{1493}}^1$

素因数の和:1514

約数の個数: 36

約数和(自身を含む): 4580604

約数和(自身を除く): 2669564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1493, 2986, 5972, 7465, 11944, 14930, 23888, 29860, 47776, 59720, 95552, 119440, 191104, 238880, 382208, 477760, 955520, 1911040]

約数ペア:

[(1, 1911040), (2, 955520), (4, 477760), (5, 382208), (8, 238880), (10, 191104), (16, 119440), (20, 95552), (32, 59720), (40, 47776), (64, 29860), (80, 23888), (128, 14930), (160, 11944), (256, 7465), (320, 5972), (640, 2986), (1280, 1493)]