2080364678

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{991}}^1$

素因数の和:1729

約数の個数: 48

約数和(自身を含む): 3756331008

約数和(自身を除く): 1675966330

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 691, 991, 1382, 1519, 1982, 3038, 4837, 6937, 9674, 13874, 21421, 30721, 33859, 42842, 48559, 61442, 67718, 97118, 149947, 215047, 299894, 430094, 684781, 1049629, 1369562, 1505329, 2099258, 3010658, 4793467, 9586934, 21228211, 33554269, 42456422, 67108538, 148597477, 297194954, 1040182339, 2080364678]

約数ペア:

[(1, 2080364678), (2, 1040182339), (7, 297194954), (14, 148597477), (31, 67108538), (49, 42456422), (62, 33554269), (98, 21228211), (217, 9586934), (434, 4793467), (691, 3010658), (991, 2099258), (1382, 1505329), (1519, 1369562), (1982, 1049629), (3038, 684781), (4837, 430094), (6937, 299894), (9674, 215047), (13874, 149947), (21421, 97118), (30721, 67718), (33859, 61442), (42842, 48559)]