4000136

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 8719680

約数和(自身を除く): 4719544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1171, 1708, 2342, 3416, 4684, 8197, 9368, 16394, 32788, 65576, 71431, 142862, 285724, 500017, 571448, 1000034, 2000068, 4000136]

約数ペア:

[(1, 4000136), (2, 2000068), (4, 1000034), (7, 571448), (8, 500017), (14, 285724), (28, 142862), (56, 71431), (61, 65576), (122, 32788), (244, 16394), (427, 9368), (488, 8197), (854, 4684), (1171, 3416), (1708, 2342)]