1090384640

素因数分解:

$2^8\times 5^1\times {\mathrm{851863}}^1$

素因数の和:851884

約数の個数: 36

約数和(自身を含む): 2611815024

約数和(自身を除く): 1521430384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 851863, 1703726, 3407452, 4259315, 6814904, 8518630, 13629808, 17037260, 27259616, 34074520, 54519232, 68149040, 109038464, 136298080, 218076928, 272596160, 545192320, 1090384640]

約数ペア:

[(1, 1090384640), (2, 545192320), (4, 272596160), (5, 218076928), (8, 136298080), (10, 109038464), (16, 68149040), (20, 54519232), (32, 34074520), (40, 27259616), (64, 17037260), (80, 13629808), (128, 8518630), (160, 6814904), (256, 4259315), (320, 3407452), (640, 1703726), (1280, 851863)]