20156290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26177}}^1$

素因数の和:26202

約数の個数: 32

約数和(自身を含む): 45235584

約数和(自身を除く): 25079294

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26177, 52354, 130885, 183239, 261770, 287947, 366478, 575894, 916195, 1439735, 1832390, 2015629, 2879470, 4031258, 10078145, 20156290]

約数ペア:

[(1, 20156290), (2, 10078145), (5, 4031258), (7, 2879470), (10, 2015629), (11, 1832390), (14, 1439735), (22, 916195), (35, 575894), (55, 366478), (70, 287947), (77, 261770), (110, 183239), (154, 130885), (385, 52354), (770, 26177)]