2068852880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{1193}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 4916939760

約数和(自身を除く): 2848086880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 409, 424, 530, 818, 848, 1060, 1193, 1636, 2045, 2120, 2386, 3272, 4090, 4240, 4772, 5965, 6544, 8180, 9544, 11930, 16360, 19088, 21677, 23860, 32720, 43354, 47720, 63229, 86708, 95440, 108385, 126458, 173416, 216770, 252916, 316145, 346832, 433540, 487937, 505832, 632290, 867080, 975874, 1011664, 1264580, 1734160, 1951748, 2439685, 2529160, 3903496, 4879370, 5058320, 7806992, 9758740, 19517480, 25860661, 39034960, 51721322, 103442644, 129303305, 206885288, 258606610, 413770576, 517213220, 1034426440, 2068852880]

約数ペア:

[(1, 2068852880), (2, 1034426440), (4, 517213220), (5, 413770576), (8, 258606610), (10, 206885288), (16, 129303305), (20, 103442644), (40, 51721322), (53, 39034960), (80, 25860661), (106, 19517480), (212, 9758740), (265, 7806992), (409, 5058320), (424, 4879370), (530, 3903496), (818, 2529160), (848, 2439685), (1060, 1951748), (1193, 1734160), (1636, 1264580), (2045, 1011664), (2120, 975874), (2386, 867080), (3272, 632290), (4090, 505832), (4240, 487937), (4772, 433540), (5965, 346832), (6544, 316145), (8180, 252916), (9544, 216770), (11930, 173416), (16360, 126458), (19088, 108385), (21677, 95440), (23860, 86708), (32720, 63229), (43354, 47720)]