1319680

素因数分解:

$2^8\times 5^1\times {\mathrm{1031}}^1$

素因数の和:1052

約数の個数: 36

約数和(自身を含む): 3164112

約数和(自身を除く): 1844432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1031, 1280, 2062, 4124, 5155, 8248, 10310, 16496, 20620, 32992, 41240, 65984, 82480, 131968, 164960, 263936, 329920, 659840, 1319680]

約数ペア:

[(1, 1319680), (2, 659840), (4, 329920), (5, 263936), (8, 164960), (10, 131968), (16, 82480), (20, 65984), (32, 41240), (40, 32992), (64, 20620), (80, 16496), (128, 10310), (160, 8248), (256, 5155), (320, 4124), (640, 2062), (1031, 1280)]