39765964

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 81962496

約数和(自身を除く): 42196532

約数列:

[1, 2, 4, 7, 14, 28, 71, 83, 142, 166, 241, 284, 332, 482, 497, 581, 964, 994, 1162, 1687, 1988, 2324, 3374, 5893, 6748, 11786, 17111, 20003, 23572, 34222, 40006, 41251, 68444, 80012, 82502, 119777, 140021, 165004, 239554, 280042, 479108, 560084, 1420213, 2840426, 5680852, 9941491, 19882982, 39765964]

約数ペア:

[(1, 39765964), (2, 19882982), (4, 9941491), (7, 5680852), (14, 2840426), (28, 1420213), (71, 560084), (83, 479108), (142, 280042), (166, 239554), (241, 165004), (284, 140021), (332, 119777), (482, 82502), (497, 80012), (581, 68444), (964, 41251), (994, 40006), (1162, 34222), (1687, 23572), (1988, 20003), (2324, 17111), (3374, 11786), (5893, 6748)]