20093060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 45922800

約数和(自身を除く): 25829740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 709, 1090, 1417, 1418, 2180, 2834, 2836, 3545, 5668, 7085, 7090, 9217, 14170, 14180, 18434, 28340, 36868, 46085, 77281, 92170, 154562, 184340, 309124, 386405, 772810, 1004653, 1545620, 2009306, 4018612, 5023265, 10046530, 20093060]

約数ペア:

[(1, 20093060), (2, 10046530), (4, 5023265), (5, 4018612), (10, 2009306), (13, 1545620), (20, 1004653), (26, 772810), (52, 386405), (65, 309124), (109, 184340), (130, 154562), (218, 92170), (260, 77281), (436, 46085), (545, 36868), (709, 28340), (1090, 18434), (1417, 14180), (1418, 14170), (2180, 9217), (2834, 7090), (2836, 7085), (3545, 5668)]