40872804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 109326336

約数和(自身を除く): 68453532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 491, 982, 991, 1473, 1964, 1982, 2946, 2973, 3437, 3964, 5892, 5946, 6874, 6937, 10311, 11892, 13748, 13874, 20622, 20811, 27748, 41244, 41622, 83244, 486581, 973162, 1459743, 1946324, 2919486, 3406067, 5838972, 6812134, 10218201, 13624268, 20436402, 40872804]

約数ペア:

[(1, 40872804), (2, 20436402), (3, 13624268), (4, 10218201), (6, 6812134), (7, 5838972), (12, 3406067), (14, 2919486), (21, 1946324), (28, 1459743), (42, 973162), (84, 486581), (491, 83244), (982, 41622), (991, 41244), (1473, 27748), (1964, 20811), (1982, 20622), (2946, 13874), (2973, 13748), (3437, 11892), (3964, 10311), (5892, 6937), (5946, 6874)]