19082680

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1279}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 43084800

約数和(自身を除く): 24002120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1279, 1492, 1865, 2558, 2984, 3730, 5116, 6395, 7460, 10232, 12790, 14920, 25580, 51160, 477067, 954134, 1908268, 2385335, 3816536, 4770670, 9541340, 19082680]

約数ペア:

[(1, 19082680), (2, 9541340), (4, 4770670), (5, 3816536), (8, 2385335), (10, 1908268), (20, 954134), (40, 477067), (373, 51160), (746, 25580), (1279, 14920), (1492, 12790), (1865, 10232), (2558, 7460), (2984, 6395), (3730, 5116)]