27730640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2196

約数の個数: 80

約数和(自身を含む): 76923648

約数和(自身を除く): 49193008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2153, 2576, 3220, 4306, 6440, 8612, 10765, 12880, 15071, 17224, 21530, 30142, 34448, 43060, 49519, 60284, 75355, 86120, 99038, 120568, 150710, 172240, 198076, 241136, 247595, 301420, 346633, 396152, 495190, 602840, 693266, 792304, 990380, 1205680, 1386532, 1733165, 1980760, 2773064, 3466330, 3961520, 5546128, 6932660, 13865320, 27730640]

約数ペア:

[(1, 27730640), (2, 13865320), (4, 6932660), (5, 5546128), (7, 3961520), (8, 3466330), (10, 2773064), (14, 1980760), (16, 1733165), (20, 1386532), (23, 1205680), (28, 990380), (35, 792304), (40, 693266), (46, 602840), (56, 495190), (70, 396152), (80, 346633), (92, 301420), (112, 247595), (115, 241136), (140, 198076), (161, 172240), (184, 150710), (230, 120568), (280, 99038), (322, 86120), (368, 75355), (460, 60284), (560, 49519), (644, 43060), (805, 34448), (920, 30142), (1288, 21530), (1610, 17224), (1840, 15071), (2153, 12880), (2576, 10765), (3220, 8612), (4306, 6440)]