2021061680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2296661}}^1$

素因数の和:2296685

約数の個数: 40

約数和(自身を含む): 5126149584

約数和(自身を除く): 3105087904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2296661, 4593322, 9186644, 11483305, 18373288, 22966610, 25263271, 36746576, 45933220, 50526542, 91866440, 101053084, 126316355, 183732880, 202106168, 252632710, 404212336, 505265420, 1010530840, 2021061680]

約数ペア:

[(1, 2021061680), (2, 1010530840), (4, 505265420), (5, 404212336), (8, 252632710), (10, 202106168), (11, 183732880), (16, 126316355), (20, 101053084), (22, 91866440), (40, 50526542), (44, 45933220), (55, 36746576), (80, 25263271), (88, 22966610), (110, 18373288), (176, 11483305), (220, 9186644), (440, 4593322), (880, 2296661)]