2016804440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{25633}}^1$

素因数の和:25932

約数の個数: 64

約数和(自身を含む): 5204727360

約数和(自身を除く): 3187922920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1124, 1405, 1967, 2248, 2810, 3934, 5620, 7868, 9835, 11240, 15736, 19670, 25633, 39340, 51266, 78680, 102532, 128165, 179431, 205064, 256330, 358862, 512660, 717724, 897155, 1025320, 1435448, 1794310, 3588620, 7177240, 7202873, 14405746, 28811492, 36014365, 50420111, 57622984, 72028730, 100840222, 144057460, 201680444, 252100555, 288114920, 403360888, 504201110, 1008402220, 2016804440]

約数ペア:

[(1, 2016804440), (2, 1008402220), (4, 504201110), (5, 403360888), (7, 288114920), (8, 252100555), (10, 201680444), (14, 144057460), (20, 100840222), (28, 72028730), (35, 57622984), (40, 50420111), (56, 36014365), (70, 28811492), (140, 14405746), (280, 7202873), (281, 7177240), (562, 3588620), (1124, 1794310), (1405, 1435448), (1967, 1025320), (2248, 897155), (2810, 717724), (3934, 512660), (5620, 358862), (7868, 256330), (9835, 205064), (11240, 179431), (15736, 128165), (19670, 102532), (25633, 78680), (39340, 51266)]