40504828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 87808000

約数和(自身を除く): 47303172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 364, 446, 499, 892, 998, 1561, 1996, 2899, 3122, 3493, 5798, 6244, 6487, 6986, 11596, 12974, 13972, 20293, 25948, 40586, 45409, 81172, 90818, 111277, 181636, 222554, 445108, 778939, 1446601, 1557878, 2893202, 3115756, 5786404, 10126207, 20252414, 40504828]

約数ペア:

[(1, 40504828), (2, 20252414), (4, 10126207), (7, 5786404), (13, 3115756), (14, 2893202), (26, 1557878), (28, 1446601), (52, 778939), (91, 445108), (182, 222554), (223, 181636), (364, 111277), (446, 90818), (499, 81172), (892, 45409), (998, 40586), (1561, 25948), (1996, 20293), (2899, 13972), (3122, 12974), (3493, 11596), (5798, 6986), (6244, 6487)]