1336040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 3041280

約数和(自身を除く): 1705240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 263, 508, 526, 635, 1016, 1052, 1270, 1315, 2104, 2540, 2630, 5080, 5260, 10520, 33401, 66802, 133604, 167005, 267208, 334010, 668020, 1336040]

約数ペア:

[(1, 1336040), (2, 668020), (4, 334010), (5, 267208), (8, 167005), (10, 133604), (20, 66802), (40, 33401), (127, 10520), (254, 5260), (263, 5080), (508, 2630), (526, 2540), (635, 2104), (1016, 1315), (1052, 1270)]