283018880

素因数分解:

$2^7\times 5^1\times {\mathrm{442217}}^1$

素因数の和:442236

約数の個数: 32

約数和(自身を含む): 676593540

約数和(自身を除く): 393574660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 442217, 884434, 1768868, 2211085, 3537736, 4422170, 7075472, 8844340, 14150944, 17688680, 28301888, 35377360, 56603776, 70754720, 141509440, 283018880]

約数ペア:

[(1, 283018880), (2, 141509440), (4, 70754720), (5, 56603776), (8, 35377360), (10, 28301888), (16, 17688680), (20, 14150944), (32, 8844340), (40, 7075472), (64, 4422170), (80, 3537736), (128, 2211085), (160, 1768868), (320, 884434), (640, 442217)]