80042440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105319}}^1$

素因数の和:105349

約数の個数: 32

約数和(自身を含む): 189576000

約数和(自身を除く): 109533560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 105319, 210638, 421276, 526595, 842552, 1053190, 2001061, 2106380, 4002122, 4212760, 8004244, 10005305, 16008488, 20010610, 40021220, 80042440]

約数ペア:

[(1, 80042440), (2, 40021220), (4, 20010610), (5, 16008488), (8, 10005305), (10, 8004244), (19, 4212760), (20, 4002122), (38, 2106380), (40, 2001061), (76, 1053190), (95, 842552), (152, 526595), (190, 421276), (380, 210638), (760, 105319)]