28725730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2311}}^1$

素因数の和:2442

約数の個数: 32

約数和(自身を含む): 56930688

約数和(自身を除く): 28204958

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 226, 565, 1130, 1243, 2311, 2486, 4622, 6215, 11555, 12430, 23110, 25421, 50842, 127105, 254210, 261143, 522286, 1305715, 2611430, 2872573, 5745146, 14362865, 28725730]

約数ペア:

[(1, 28725730), (2, 14362865), (5, 5745146), (10, 2872573), (11, 2611430), (22, 1305715), (55, 522286), (110, 261143), (113, 254210), (226, 127105), (565, 50842), (1130, 25421), (1243, 23110), (2311, 12430), (2486, 11555), (4622, 6215)]