2017692440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{7873}}^1$

素因数の和:8076

約数の個数: 64

約数和(自身を含む): 4677156000

約数和(自身を除く): 2659463560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 149, 172, 215, 298, 344, 430, 596, 745, 860, 1192, 1490, 1720, 2980, 5960, 6407, 7873, 12814, 15746, 25628, 31492, 32035, 39365, 51256, 62984, 64070, 78730, 128140, 157460, 256280, 314920, 338539, 677078, 1173077, 1354156, 1692695, 2346154, 2708312, 3385390, 4692308, 5865385, 6770780, 9384616, 11730770, 13541560, 23461540, 46923080, 50442311, 100884622, 201769244, 252211555, 403538488, 504423110, 1008846220, 2017692440]

約数ペア:

[(1, 2017692440), (2, 1008846220), (4, 504423110), (5, 403538488), (8, 252211555), (10, 201769244), (20, 100884622), (40, 50442311), (43, 46923080), (86, 23461540), (149, 13541560), (172, 11730770), (215, 9384616), (298, 6770780), (344, 5865385), (430, 4692308), (596, 3385390), (745, 2708312), (860, 2346154), (1192, 1692695), (1490, 1354156), (1720, 1173077), (2980, 677078), (5960, 338539), (6407, 314920), (7873, 256280), (12814, 157460), (15746, 128140), (25628, 78730), (31492, 64070), (32035, 62984), (39365, 51256)]