2912365480

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{345067}}^1$

素因数の和:345289

約数の個数: 32

約数和(自身を含む): 6583897440

約数和(自身を除く): 3671531960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 345067, 690134, 1380268, 1725335, 2760536, 3450670, 6901340, 13802680, 72809137, 145618274, 291236548, 364045685, 582473096, 728091370, 1456182740, 2912365480]

約数ペア:

[(1, 2912365480), (2, 1456182740), (4, 728091370), (5, 582473096), (8, 364045685), (10, 291236548), (20, 145618274), (40, 72809137), (211, 13802680), (422, 6901340), (844, 3450670), (1055, 2760536), (1688, 1725335), (2110, 1380268), (4220, 690134), (8440, 345067)]