4039040

素因数分解:

$2^7\times 5^1\times {\mathrm{6311}}^1$

素因数の和:6330

約数の個数: 32

約数和(自身を含む): 9657360

約数和(自身を除く): 5618320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6311, 12622, 25244, 31555, 50488, 63110, 100976, 126220, 201952, 252440, 403904, 504880, 807808, 1009760, 2019520, 4039040]

約数ペア:

[(1, 4039040), (2, 2019520), (4, 1009760), (5, 807808), (8, 504880), (10, 403904), (16, 252440), (20, 201952), (32, 126220), (40, 100976), (64, 63110), (80, 50488), (128, 31555), (160, 25244), (320, 12622), (640, 6311)]