8471575040

素因数分解:

$2^9\times 5^1\times {\mathrm{3309209}}^1$

素因数の和:3309232

約数の個数: 40

約数和(自身を含む): 20311930980

約数和(自身を除く): 11840355940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3309209, 6618418, 13236836, 16546045, 26473672, 33092090, 52947344, 66184180, 105894688, 132368360, 211789376, 264736720, 423578752, 529473440, 847157504, 1058946880, 1694315008, 2117893760, 4235787520, 8471575040]

約数ペア:

[(1, 8471575040), (2, 4235787520), (4, 2117893760), (5, 1694315008), (8, 1058946880), (10, 847157504), (16, 529473440), (20, 423578752), (32, 264736720), (40, 211789376), (64, 132368360), (80, 105894688), (128, 66184180), (160, 52947344), (256, 33092090), (320, 26473672), (512, 16546045), (640, 13236836), (1280, 6618418), (2560, 3309209)]