1780822456

素因数分解:

$2^3\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{20771}}^1$

素因数の和:22315

約数の個数: 32

約数和(自身を含む): 3818724480

約数和(自身を除く): 2037902024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1531, 3062, 6124, 10717, 12248, 20771, 21434, 41542, 42868, 83084, 85736, 145397, 166168, 290794, 581588, 1163176, 31800401, 63600802, 127201604, 222602807, 254403208, 445205614, 890411228, 1780822456]

約数ペア:

[(1, 1780822456), (2, 890411228), (4, 445205614), (7, 254403208), (8, 222602807), (14, 127201604), (28, 63600802), (56, 31800401), (1531, 1163176), (3062, 581588), (6124, 290794), (10717, 166168), (12248, 145397), (20771, 85736), (21434, 83084), (41542, 42868)]