2019679970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{238451}}^1$

素因数の和:238487

約数の個数: 48

約数和(自身を含む): 4566832704

約数和(自身を除く): 2547152734

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 238451, 476902, 1192255, 1669157, 2384510, 2622961, 3338314, 5245922, 8345785, 13114805, 16691570, 18360727, 26229610, 28852571, 36721454, 57705142, 91803635, 144262855, 183607270, 201967997, 288525710, 403935994, 1009839985, 2019679970]

約数ペア:

[(1, 2019679970), (2, 1009839985), (5, 403935994), (7, 288525710), (10, 201967997), (11, 183607270), (14, 144262855), (22, 91803635), (35, 57705142), (55, 36721454), (70, 28852571), (77, 26229610), (110, 18360727), (121, 16691570), (154, 13114805), (242, 8345785), (385, 5245922), (605, 3338314), (770, 2622961), (847, 2384510), (1210, 1669157), (1694, 1192255), (4235, 476902), (8470, 238451)]