389632696

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 816480000

約数和(自身を除く): 426847304

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 59, 76, 92, 118, 152, 184, 236, 437, 472, 874, 1121, 1357, 1748, 1889, 2242, 2714, 3496, 3778, 4484, 5428, 7556, 8968, 10856, 15112, 25783, 35891, 43447, 51566, 71782, 86894, 103132, 111451, 143564, 173788, 206264, 222902, 287128, 347576, 445804, 825493, 891608, 1650986, 2117569, 2563373, 3301972, 4235138, 5126746, 6603944, 8470276, 10253492, 16940552, 20506984, 48704087, 97408174, 194816348, 389632696]

約数ペア:

[(1, 389632696), (2, 194816348), (4, 97408174), (8, 48704087), (19, 20506984), (23, 16940552), (38, 10253492), (46, 8470276), (59, 6603944), (76, 5126746), (92, 4235138), (118, 3301972), (152, 2563373), (184, 2117569), (236, 1650986), (437, 891608), (472, 825493), (874, 445804), (1121, 347576), (1357, 287128), (1748, 222902), (1889, 206264), (2242, 173788), (2714, 143564), (3496, 111451), (3778, 103132), (4484, 86894), (5428, 71782), (7556, 51566), (8968, 43447), (10856, 35891), (15112, 25783)]