20307360.000000000

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{92041}}^1$

素因数の和:92064

約数の個数: 80

約数和(自身を含む): 547833984

約数和(自身を除く): 393205104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 92041, 184082, 276123, 368164, 460205, 552246, 644287, 736328, 920410, 1104492, 1288574, 1380615, 1472656, 1840820, 1932861, 2208984, 2577148, 2761230, 3221435, 3681640, 3865722, 4417968, 5154296, 5522460, 6442870, 7363280, 7731444, 9664305, 10308592, 11044920, 12885740, 15462888, 19328610, 22089840, 25771480, 30925776, 38657220, 51542960, 77314440, 154628880]

約数ペア:

[(1, 154628880), (2, 77314440), (3, 51542960), (4, 38657220), (5, 30925776), (6, 25771480), (7, 22089840), (8, 19328610), (10, 15462888), (12, 12885740), (14, 11044920), (15, 10308592), (16, 9664305), (20, 7731444), (21, 7363280), (24, 6442870), (28, 5522460), (30, 5154296), (35, 4417968), (40, 3865722), (42, 3681640), (48, 3221435), (56, 2761230), (60, 2577148), (70, 2208984), (80, 1932861), (84, 1840820), (105, 1472656), (112, 1380615), (120, 1288574), (140, 1104492), (168, 920410), (210, 736328), (240, 644287), (280, 552246), (336, 460205), (420, 368164), (560, 276123), (840, 184082), (1680, 92041)]