8830720

素因数分解:

$2^8\times 5^1\times {\mathrm{6899}}^1$

素因数の和:6920

約数の個数: 36

約数和(自身を含む): 21155400

約数和(自身を除く): 12324680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 6899, 13798, 27596, 34495, 55192, 68990, 110384, 137980, 220768, 275960, 441536, 551920, 883072, 1103840, 1766144, 2207680, 4415360, 8830720]

約数ペア:

[(1, 8830720), (2, 4415360), (4, 2207680), (5, 1766144), (8, 1103840), (10, 883072), (16, 551920), (20, 441536), (32, 275960), (40, 220768), (64, 137980), (80, 110384), (128, 68990), (160, 55192), (256, 34495), (320, 27596), (640, 13798), (1280, 6899)]