2080991620

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1\times {\mathrm{2237}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 4412924208

約数和(自身を除く): 2331932588

約数列:

[1, 2, 4, 5, 10, 20, 193, 241, 386, 482, 772, 964, 965, 1205, 1930, 2237, 2410, 3860, 4474, 4820, 8948, 11185, 22370, 44740, 46513, 93026, 186052, 232565, 431741, 465130, 539117, 863482, 930260, 1078234, 1726964, 2156468, 2158705, 2695585, 4317410, 5391170, 8634820, 10782340, 104049581, 208099162, 416198324, 520247905, 1040495810, 2080991620]

約数ペア:

[(1, 2080991620), (2, 1040495810), (4, 520247905), (5, 416198324), (10, 208099162), (20, 104049581), (193, 10782340), (241, 8634820), (386, 5391170), (482, 4317410), (772, 2695585), (964, 2158705), (965, 2156468), (1205, 1726964), (1930, 1078234), (2237, 930260), (2410, 863482), (3860, 539117), (4474, 465130), (4820, 431741), (8948, 232565), (11185, 186052), (22370, 93026), (44740, 46513)]