12396741520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8155751}}^1$

素因数の和:8155783

約数の個数: 40

約数和(自身を含む): 30339397440

約数和(自身を除く): 17942655920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8155751, 16311502, 32623004, 40778755, 65246008, 81557510, 130492016, 154959269, 163115020, 309918538, 326230040, 619837076, 652460080, 774796345, 1239674152, 1549592690, 2479348304, 3099185380, 6198370760, 12396741520]

約数ペア:

[(1, 12396741520), (2, 6198370760), (4, 3099185380), (5, 2479348304), (8, 1549592690), (10, 1239674152), (16, 774796345), (19, 652460080), (20, 619837076), (38, 326230040), (40, 309918538), (76, 163115020), (80, 154959269), (95, 130492016), (152, 81557510), (190, 65246008), (304, 40778755), (380, 32623004), (760, 16311502), (1520, 8155751)]