20347909340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8408227}}^1$

素因数の和:8408258

約数の個数: 36

約数和(自身を含む): 46968361608

約数和(自身を除く): 26620452268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 8408227, 16816454, 33632908, 42041135, 84082270, 92490497, 168164540, 184980994, 369961988, 462452485, 924904970, 1017395467, 1849809940, 2034790934, 4069581868, 5086977335, 10173954670, 20347909340]

約数ペア:

[(1, 20347909340), (2, 10173954670), (4, 5086977335), (5, 4069581868), (10, 2034790934), (11, 1849809940), (20, 1017395467), (22, 924904970), (44, 462452485), (55, 369961988), (110, 184980994), (121, 168164540), (220, 92490497), (242, 84082270), (484, 42041135), (605, 33632908), (1210, 16816454), (2420, 8408227)]