12999040

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 32742000

約数和(自身を除く): 19742960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1069, 1216, 1520, 2138, 2432, 3040, 4276, 5345, 6080, 8552, 10690, 12160, 17104, 20311, 21380, 34208, 40622, 42760, 68416, 81244, 85520, 101555, 136832, 162488, 171040, 203110, 324976, 342080, 406220, 649952, 684160, 812440, 1299904, 1624880, 2599808, 3249760, 6499520, 12999040]

約数ペア:

[(1, 12999040), (2, 6499520), (4, 3249760), (5, 2599808), (8, 1624880), (10, 1299904), (16, 812440), (19, 684160), (20, 649952), (32, 406220), (38, 342080), (40, 324976), (64, 203110), (76, 171040), (80, 162488), (95, 136832), (128, 101555), (152, 85520), (160, 81244), (190, 68416), (304, 42760), (320, 40622), (380, 34208), (608, 21380), (640, 20311), (760, 17104), (1069, 12160), (1216, 10690), (1520, 8552), (2138, 6080), (2432, 5345), (3040, 4276)]