28341460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 68753664

約数和(自身を除く): 40412204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2087, 2716, 3395, 4174, 6790, 8348, 10435, 13580, 14609, 20870, 29218, 41740, 58436, 73045, 146090, 202439, 292180, 404878, 809756, 1012195, 1417073, 2024390, 2834146, 4048780, 5668292, 7085365, 14170730, 28341460]

約数ペア:

[(1, 28341460), (2, 14170730), (4, 7085365), (5, 5668292), (7, 4048780), (10, 2834146), (14, 2024390), (20, 1417073), (28, 1012195), (35, 809756), (70, 404878), (97, 292180), (140, 202439), (194, 146090), (388, 73045), (485, 58436), (679, 41740), (970, 29218), (1358, 20870), (1940, 14609), (2087, 13580), (2716, 10435), (3395, 8348), (4174, 6790)]