2057142010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{381659}}^1$

素因数の和:381691

約数の個数: 48

約数和(自身を含む): 4698997920

約数和(自身を除く): 2641855910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 381659, 763318, 1908295, 2671613, 3816590, 4198249, 5343226, 8396498, 13358065, 18701291, 20991245, 26716130, 29387743, 37402582, 41982490, 58775486, 93506455, 146938715, 187012910, 205714201, 293877430, 411428402, 1028571005, 2057142010]

約数ペア:

[(1, 2057142010), (2, 1028571005), (5, 411428402), (7, 293877430), (10, 205714201), (11, 187012910), (14, 146938715), (22, 93506455), (35, 58775486), (49, 41982490), (55, 37402582), (70, 29387743), (77, 26716130), (98, 20991245), (110, 18701291), (154, 13358065), (245, 8396498), (385, 5343226), (490, 4198249), (539, 3816590), (770, 2671613), (1078, 1908295), (2695, 763318), (5390, 381659)]