609426220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{2351}}^1$

素因数の和:3370

約数の個数: 48

約数和(自身を含む): 1380210048

約数和(自身を除く): 770783828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 997, 1994, 2351, 3988, 4702, 4985, 9404, 9970, 11755, 12961, 19940, 23510, 25922, 30563, 47020, 51844, 61126, 64805, 122252, 129610, 152815, 259220, 305630, 611260, 2343947, 4687894, 9375788, 11719735, 23439470, 30471311, 46878940, 60942622, 121885244, 152356555, 304713110, 609426220]

約数ペア:

[(1, 609426220), (2, 304713110), (4, 152356555), (5, 121885244), (10, 60942622), (13, 46878940), (20, 30471311), (26, 23439470), (52, 11719735), (65, 9375788), (130, 4687894), (260, 2343947), (997, 611260), (1994, 305630), (2351, 259220), (3988, 152815), (4702, 129610), (4985, 122252), (9404, 64805), (9970, 61126), (11755, 51844), (12961, 47020), (19940, 30563), (23510, 25922)]