39141520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2341}}^1$

素因数の和:2384

約数の個数: 80

約数和(自身を含む): 104546880

約数和(自身を除く): 65405360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 2341, 3344, 4180, 4682, 8360, 9364, 11705, 16720, 18728, 23410, 25751, 37456, 44479, 46820, 51502, 88958, 93640, 103004, 128755, 177916, 187280, 206008, 222395, 257510, 355832, 412016, 444790, 489269, 515020, 711664, 889580, 978538, 1030040, 1779160, 1957076, 2060080, 2446345, 3558320, 3914152, 4892690, 7828304, 9785380, 19570760, 39141520]

約数ペア:

[(1, 39141520), (2, 19570760), (4, 9785380), (5, 7828304), (8, 4892690), (10, 3914152), (11, 3558320), (16, 2446345), (19, 2060080), (20, 1957076), (22, 1779160), (38, 1030040), (40, 978538), (44, 889580), (55, 711664), (76, 515020), (80, 489269), (88, 444790), (95, 412016), (110, 355832), (152, 257510), (176, 222395), (190, 206008), (209, 187280), (220, 177916), (304, 128755), (380, 103004), (418, 93640), (440, 88958), (760, 51502), (836, 46820), (880, 44479), (1045, 37456), (1520, 25751), (1672, 23410), (2090, 18728), (2341, 16720), (3344, 11705), (4180, 9364), (4682, 8360)]