20171805960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1542187}}^1$

素因数の和:1542310

約数の個数: 64

約数和(自身を含む): 61070644800

約数和(自身を除く): 40898838840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2616, 3270, 4360, 6540, 13080, 1542187, 3084374, 4626561, 6168748, 7710935, 9253122, 12337496, 15421870, 18506244, 23132805, 30843740, 37012488, 46265610, 61687480, 92531220, 168098383, 185062440, 336196766, 504295149, 672393532, 840491915, 1008590298, 1344787064, 1680983830, 2017180596, 2521475745, 3361967660, 4034361192, 5042951490, 6723935320, 10085902980, 20171805960]

約数ペア:

[(1, 20171805960), (2, 10085902980), (3, 6723935320), (4, 5042951490), (5, 4034361192), (6, 3361967660), (8, 2521475745), (10, 2017180596), (12, 1680983830), (15, 1344787064), (20, 1008590298), (24, 840491915), (30, 672393532), (40, 504295149), (60, 336196766), (109, 185062440), (120, 168098383), (218, 92531220), (327, 61687480), (436, 46265610), (545, 37012488), (654, 30843740), (872, 23132805), (1090, 18506244), (1308, 15421870), (1635, 12337496), (2180, 9253122), (2616, 7710935), (3270, 6168748), (4360, 4626561), (6540, 3084374), (13080, 1542187)]