17704940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3499}}^1$

素因数の和:3542

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 24631060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3499, 5060, 6998, 13996, 17495, 34990, 38489, 69980, 76978, 80477, 153956, 160954, 192445, 321908, 384890, 402385, 769780, 804770, 885247, 1609540, 1770494, 3540988, 4426235, 8852470, 17704940]

約数ペア:

[(1, 17704940), (2, 8852470), (4, 4426235), (5, 3540988), (10, 1770494), (11, 1609540), (20, 885247), (22, 804770), (23, 769780), (44, 402385), (46, 384890), (55, 321908), (92, 192445), (110, 160954), (115, 153956), (220, 80477), (230, 76978), (253, 69980), (460, 38489), (506, 34990), (1012, 17495), (1265, 13996), (2530, 6998), (3499, 5060)]