2069540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 4959360

約数和(自身を除く): 2889820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 409, 460, 506, 818, 1012, 1265, 1636, 2045, 2530, 4090, 4499, 5060, 8180, 8998, 9407, 17996, 18814, 22495, 37628, 44990, 47035, 89980, 94070, 103477, 188140, 206954, 413908, 517385, 1034770, 2069540]

約数ペア:

[(1, 2069540), (2, 1034770), (4, 517385), (5, 413908), (10, 206954), (11, 188140), (20, 103477), (22, 94070), (23, 89980), (44, 47035), (46, 44990), (55, 37628), (92, 22495), (110, 18814), (115, 17996), (220, 9407), (230, 8998), (253, 8180), (409, 5060), (460, 4499), (506, 4090), (818, 2530), (1012, 2045), (1265, 1636)]