916253440

素因数分解:

$2^8\times 5^1\times {\mathrm{715823}}^1$

素因数の和:715844

約数の個数: 36

約数和(自身を含む): 2194716384

約数和(自身を除く): 1278462944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 715823, 1431646, 2863292, 3579115, 5726584, 7158230, 11453168, 14316460, 22906336, 28632920, 45812672, 57265840, 91625344, 114531680, 183250688, 229063360, 458126720, 916253440]

約数ペア:

[(1, 916253440), (2, 458126720), (4, 229063360), (5, 183250688), (8, 114531680), (10, 91625344), (16, 57265840), (20, 45812672), (32, 28632920), (40, 22906336), (64, 14316460), (80, 11453168), (128, 7158230), (160, 5726584), (256, 3579115), (320, 2863292), (640, 1431646), (1280, 715823)]