20268660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1601}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 57056832

約数和(自身を除く): 36788172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 1601, 2110, 2532, 3165, 3202, 4220, 4803, 6330, 6404, 8005, 9606, 12660, 16010, 19212, 24015, 32020, 48030, 96060, 337811, 675622, 1013433, 1351244, 1689055, 2026866, 3378110, 4053732, 5067165, 6756220, 10134330, 20268660]

約数ペア:

[(1, 20268660), (2, 10134330), (3, 6756220), (4, 5067165), (5, 4053732), (6, 3378110), (10, 2026866), (12, 1689055), (15, 1351244), (20, 1013433), (30, 675622), (60, 337811), (211, 96060), (422, 48030), (633, 32020), (844, 24015), (1055, 19212), (1266, 16010), (1601, 12660), (2110, 9606), (2532, 8005), (3165, 6404), (3202, 6330), (4220, 4803)]