2048152540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{356821}}^1$

素因数の和:356878

約数の個数: 48

約数和(自身を含む): 5035472064

約数和(自身を除く): 2987319524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 356821, 713642, 1427284, 1784105, 2497747, 3568210, 4995494, 7136420, 9990988, 12488735, 14629661, 24977470, 29259322, 49954940, 58518644, 73148305, 102407627, 146296610, 204815254, 292593220, 409630508, 512038135, 1024076270, 2048152540]

約数ペア:

[(1, 2048152540), (2, 1024076270), (4, 512038135), (5, 409630508), (7, 292593220), (10, 204815254), (14, 146296610), (20, 102407627), (28, 73148305), (35, 58518644), (41, 49954940), (70, 29259322), (82, 24977470), (140, 14629661), (164, 12488735), (205, 9990988), (287, 7136420), (410, 4995494), (574, 3568210), (820, 2497747), (1148, 1784105), (1435, 1427284), (2870, 713642), (5740, 356821)]