2010650960

素因数分解:

$2^4\times 5^1\times {\mathrm{2447}}^1\times {\mathrm{10271}}^1$

素因数の和:12731

約数の個数: 40

約数和(自身を含む): 4677129216

約数和(自身を除く): 2666478256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2447, 4894, 9788, 10271, 12235, 19576, 20542, 24470, 39152, 41084, 48940, 51355, 82168, 97880, 102710, 164336, 195760, 205420, 410840, 821680, 25133137, 50266274, 100532548, 125665685, 201065096, 251331370, 402130192, 502662740, 1005325480, 2010650960]

約数ペア:

[(1, 2010650960), (2, 1005325480), (4, 502662740), (5, 402130192), (8, 251331370), (10, 201065096), (16, 125665685), (20, 100532548), (40, 50266274), (80, 25133137), (2447, 821680), (4894, 410840), (9788, 205420), (10271, 195760), (12235, 164336), (19576, 102710), (20542, 97880), (24470, 82168), (39152, 51355), (41084, 48940)]