20073040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19301}}^1$

素因数の和:19327

約数の個数: 40

約数和(自身を含む): 50262408

約数和(自身を除く): 30189368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19301, 38602, 77204, 96505, 154408, 193010, 250913, 308816, 386020, 501826, 772040, 1003652, 1254565, 1544080, 2007304, 2509130, 4014608, 5018260, 10036520, 20073040]

約数ペア:

[(1, 20073040), (2, 10036520), (4, 5018260), (5, 4014608), (8, 2509130), (10, 2007304), (13, 1544080), (16, 1254565), (20, 1003652), (26, 772040), (40, 501826), (52, 386020), (65, 308816), (80, 250913), (104, 193010), (130, 154408), (208, 96505), (260, 77204), (520, 38602), (1040, 19301)]