2015845480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{416497}}^1$

素因数の和:416530

約数の個数: 48

約数和(自身を含む): 4985481060

約数和(自身を除く): 2969635580

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 416497, 832994, 1665988, 2082485, 3331976, 4164970, 4581467, 8329940, 9162934, 16659880, 18325868, 22907335, 36651736, 45814670, 50396137, 91629340, 100792274, 183258680, 201584548, 251980685, 403169096, 503961370, 1007922740, 2015845480]

約数ペア:

[(1, 2015845480), (2, 1007922740), (4, 503961370), (5, 403169096), (8, 251980685), (10, 201584548), (11, 183258680), (20, 100792274), (22, 91629340), (40, 50396137), (44, 45814670), (55, 36651736), (88, 22907335), (110, 18325868), (121, 16659880), (220, 9162934), (242, 8329940), (440, 4581467), (484, 4164970), (605, 3331976), (968, 2082485), (1210, 1665988), (2420, 832994), (4840, 416497)]