4072240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 9575280

約数和(自身を除く): 5503040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 467, 545, 872, 934, 1090, 1744, 1868, 2180, 2335, 3736, 4360, 4670, 7472, 8720, 9340, 18680, 37360, 50903, 101806, 203612, 254515, 407224, 509030, 814448, 1018060, 2036120, 4072240]

約数ペア:

[(1, 4072240), (2, 2036120), (4, 1018060), (5, 814448), (8, 509030), (10, 407224), (16, 254515), (20, 203612), (40, 101806), (80, 50903), (109, 37360), (218, 18680), (436, 9340), (467, 8720), (545, 7472), (872, 4670), (934, 4360), (1090, 3736), (1744, 2335), (1868, 2180)]