20128308970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26140661}}^1$

素因数の和:26140686

約数の個数: 32

約数和(自身を含む): 45171063936

約数和(自身を除く): 25042754966

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26140661, 52281322, 130703305, 182984627, 261406610, 287547271, 365969254, 575094542, 914923135, 1437736355, 1829846270, 2012830897, 2875472710, 4025661794, 10064154485, 20128308970]

約数ペア:

[(1, 20128308970), (2, 10064154485), (5, 4025661794), (7, 2875472710), (10, 2012830897), (11, 1829846270), (14, 1437736355), (22, 914923135), (35, 575094542), (55, 365969254), (70, 287547271), (77, 261406610), (110, 182984627), (154, 130703305), (385, 52281322), (770, 26140661)]