12505790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4943}}^1$

素因数の和:4984

約数の個数: 32

約数和(自身を含む): 25629696

約数和(自身を除く): 13123906

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 4943, 9886, 24715, 49430, 54373, 108746, 113689, 227378, 271865, 543730, 568445, 1136890, 1250579, 2501158, 6252895, 12505790]

約数ペア:

[(1, 12505790), (2, 6252895), (5, 2501158), (10, 1250579), (11, 1136890), (22, 568445), (23, 543730), (46, 271865), (55, 227378), (110, 113689), (115, 108746), (230, 54373), (253, 49430), (506, 24715), (1265, 9886), (2530, 4943)]