200720828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{3767}}^1$

素因数の和:3962

約数の個数: 48

約数和(自身を含む): 440584704

約数和(自身を除く): 239863876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 173, 308, 346, 692, 1211, 1903, 2422, 3767, 3806, 4844, 7534, 7612, 13321, 15068, 26369, 26642, 41437, 52738, 53284, 82874, 105476, 165748, 290059, 580118, 651691, 1160236, 1303382, 2606764, 4561837, 7168601, 9123674, 14337202, 18247348, 28674404, 50180207, 100360414, 200720828]

約数ペア:

[(1, 200720828), (2, 100360414), (4, 50180207), (7, 28674404), (11, 18247348), (14, 14337202), (22, 9123674), (28, 7168601), (44, 4561837), (77, 2606764), (154, 1303382), (173, 1160236), (308, 651691), (346, 580118), (692, 290059), (1211, 165748), (1903, 105476), (2422, 82874), (3767, 53284), (3806, 52738), (4844, 41437), (7534, 26642), (7612, 26369), (13321, 15068)]